Finding the Fourth Proportional to 51,569,061.81, 71,165,342.03 and 28,365,954.09

Step by Step Solution

1. Step 1: Write the proportion equation
   51,569,061.81 : 71,165,342.03 = 28,365,954.09 : x
2. Step 2: Convert to fraction form
   51,569,061.81/71,165,342.03 = 28,365,954.09/x
3. Step 3: Cross multiply
   51,569,061.81x = 71,165,342.03 × 28,365,954.09
4. Step 4: Simplify right side
   51,569,061.81x = 2,018,672,824,822,127.50
5. Step 5: Solve for x
   x = 2,018,672,824,822,127.50/51,569,061.81
6. Step 6: Final answer
   x = 39,145,036.85