Finding the Fourth Proportional to 23,021,092.86, 31,778,568.63 and 15,703,081.98

Step by Step Solution

1. Step 1: Write the proportion equation
   23,021,092.86 : 31,778,568.63 = 15,703,081.98 : x
2. Step 2: Convert to fraction form
   23,021,092.86/31,778,568.63 = 15,703,081.98/x
3. Step 3: Cross multiply
   23,021,092.86x = 31,778,568.63 × 15,703,081.98
4. Step 4: Simplify right side
   23,021,092.86x = 499,021,468,403,946.31
5. Step 5: Solve for x
   x = 499,021,468,403,946.31/23,021,092.86
6. Step 6: Final answer
   x = 21,676,706.29