Finding the Fourth Proportional to 10,881,122.25, 15,015,948.72 and 5,986,239.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,881,122.25 : 15,015,948.72 = 5,986,239.60 : x
2. Step 2: Convert to fraction form
   10,881,122.25/15,015,948.72 = 5,986,239.60/x
3. Step 3: Cross multiply
   10,881,122.25x = 15,015,948.72 × 5,986,239.60
4. Step 4: Simplify right side
   10,881,122.25x = 89,889,066,859,233.31
5. Step 5: Solve for x
   x = 89,889,066,859,233.31/10,881,122.25
6. Step 6: Final answer
   x = 8,261,010.66