Finding the Fourth Proportional to 89,758,245.20, 123,861,038.72 and 52,078,490.24

Step by Step Solution

1. Step 1: Write the proportion equation
   89,758,245.20 : 123,861,038.72 = 52,078,490.24 : x
2. Step 2: Convert to fraction form
   89,758,245.20/123,861,038.72 = 52,078,490.24/x
3. Step 3: Cross multiply
   89,758,245.20x = 123,861,038.72 × 52,078,490.24
4. Step 4: Simplify right side
   89,758,245.20x = 6,450,495,896,095,782
5. Step 5: Solve for x
   x = 6,450,495,896,095,782/89,758,245.20
6. Step 6: Final answer
   x = 71,865,218.42