Finding the Fourth Proportional to 404,399,301,225.24, 557,802,318,685.32 and 260,065,905,664.08

Step by Step Solution

1. Step 1: Write the proportion equation
   404,399,301,225.24 : 557,802,318,685.32 = 260,065,905,664.08 : x
2. Step 2: Convert to fraction form
   404,399,301,225.24/557,802,318,685.32 = 260,065,905,664.08/x
3. Step 3: Cross multiply
   404,399,301,225.24x = 557,802,318,685.32 × 260,065,905,664.08
4. Step 4: Simplify right side
   404,399,301,225.24x = 145,065,365,190,421,501,706,240
5. Step 5: Solve for x
   x = 145,065,365,190,421,501,706,240/404,399,301,225.24
6. Step 6: Final answer
   x = 358,718,140,092.99