Finding the Fourth Proportional to 81,961.46, 122,899.89 and 37,550.15

Step by Step Solution

1. Step 1: Write the proportion equation
   81,961.46 : 122,899.89 = 37,550.15 : x
2. Step 2: Convert to fraction form
   81,961.46/122,899.89 = 37,550.15/x
3. Step 3: Cross multiply
   81,961.46x = 122,899.89 × 37,550.15
4. Step 4: Simplify right side
   81,961.46x = 4,614,909,304.48
5. Step 5: Solve for x
   x = 4,614,909,304.48/81,961.46
6. Step 6: Final answer
   x = 56,305.85