Finding the Fourth Proportional to 648,841.93, 973,611.47 and 270,023.83

Step by Step Solution

1. Step 1: Write the proportion equation
   648,841.93 : 973,611.47 = 270,023.83 : x
2. Step 2: Convert to fraction form
   648,841.93/973,611.47 = 270,023.83/x
3. Step 3: Cross multiply
   648,841.93x = 973,611.47 × 270,023.83
4. Step 4: Simplify right side
   648,841.93x = 262,898,298,061.33
5. Step 5: Solve for x
   x = 262,898,298,061.33/648,841.93
6. Step 6: Final answer
   x = 405,180.81