Finding the Fourth Proportional to 65,158.71, 89,909.46 and 36,476.88

Step by Step Solution

1. Step 1: Write the proportion equation
   65,158.71 : 89,909.46 = 36,476.88 : x
2. Step 2: Convert to fraction form
   65,158.71/89,909.46 = 36,476.88/x
3. Step 3: Cross multiply
   65,158.71x = 89,909.46 × 36,476.88
4. Step 4: Simplify right side
   65,158.71x = 3,279,616,583.28
5. Step 5: Solve for x
   x = 3,279,616,583.28/65,158.71
6. Step 6: Final answer
   x = 50,332.74