Finding the Fourth Proportional to 64,018.98, 88,354.17 and 37,155.70

Step by Step Solution

1. Step 1: Write the proportion equation
   64,018.98 : 88,354.17 = 37,155.70 : x
2. Step 2: Convert to fraction form
   64,018.98/88,354.17 = 37,155.70/x
3. Step 3: Cross multiply
   64,018.98x = 88,354.17 × 37,155.70
4. Step 4: Simplify right side
   64,018.98x = 3,282,861,034.27
5. Step 5: Solve for x
   x = 3,282,861,034.27/64,018.98
6. Step 6: Final answer
   x = 51,279.50