Finding the Fourth Proportional to 71,272,911.42, 98,356,617.72 and 38,677,863.42

Step by Step Solution

1. Step 1: Write the proportion equation
   71,272,911.42 : 98,356,617.72 = 38,677,863.42 : x
2. Step 2: Convert to fraction form
   71,272,911.42/98,356,617.72 = 38,677,863.42/x
3. Step 3: Cross multiply
   71,272,911.42x = 98,356,617.72 × 38,677,863.42
4. Step 4: Simplify right side
   71,272,911.42x = 3,804,223,826,627,312
5. Step 5: Solve for x
   x = 3,804,223,826,627,312/71,272,911.42
6. Step 6: Final answer
   x = 53,375,451.50