Finding the Fourth Proportional to 272,158,063.10, 408,235,925.82 and 75,420,911.27

Step by Step Solution

1. Step 1: Write the proportion equation
   272,158,063.10 : 408,235,925.82 = 75,420,911.27 : x
2. Step 2: Convert to fraction form
   272,158,063.10/408,235,925.82 = 75,420,911.27/x
3. Step 3: Cross multiply
   272,158,063.10x = 408,235,925.82 × 75,420,911.27
4. Step 4: Simplify right side
   272,158,063.10x = 30,789,525,538,496,520
5. Step 5: Solve for x
   x = 30,789,525,538,496,520/272,158,063.10
6. Step 6: Final answer
   x = 113,131,043.00