Finding the Fourth Proportional to 151,601,550.48, 209,210,766.22 and 81,986,929.92

Step by Step Solution

1. Step 1: Write the proportion equation
   151,601,550.48 : 209,210,766.22 = 81,986,929.92 : x
2. Step 2: Convert to fraction form
   151,601,550.48/209,210,766.22 = 81,986,929.92/x
3. Step 3: Cross multiply
   151,601,550.48x = 209,210,766.22 × 81,986,929.92
4. Step 4: Simplify right side
   151,601,550.48x = 17,152,548,428,588,644
5. Step 5: Solve for x
   x = 17,152,548,428,588,644/151,601,550.48
6. Step 6: Final answer
   x = 113,142,302.14