Finding the Fourth Proportional to 103,724,978.03, 143,148,629.40 and 59,072,838.24

Step by Step Solution

1. Step 1: Write the proportion equation
   103,724,978.03 : 143,148,629.40 = 59,072,838.24 : x
2. Step 2: Convert to fraction form
   103,724,978.03/143,148,629.40 = 59,072,838.24/x
3. Step 3: Cross multiply
   103,724,978.03x = 143,148,629.40 × 59,072,838.24
4. Step 4: Simplify right side
   103,724,978.03x = 8,456,195,828,823,909
5. Step 5: Solve for x
   x = 8,456,195,828,823,909/103,724,978.03
6. Step 6: Final answer
   x = 81,525,163.85