Finding the Fourth Proportional to 71,955,377.10, 99,298,420.42 and 38,915,626

Step by Step Solution

1. Step 1: Write the proportion equation
   71,955,377.10 : 99,298,420.42 = 38,915,626 : x
2. Step 2: Convert to fraction form
   71,955,377.10/99,298,420.42 = 38,915,626/x
3. Step 3: Cross multiply
   71,955,377.10x = 99,298,420.42 × 38,915,626
4. Step 4: Simplify right side
   71,955,377.10x = 3,864,260,191,455,483
5. Step 5: Solve for x
   x = 3,864,260,191,455,483/71,955,377.10
6. Step 6: Final answer
   x = 53,703,563.89