Finding the Fourth Proportional to 81,128.27, 121,682.15 and 24,968.16

Step by Step Solution

1. Step 1: Write the proportion equation
   81,128.27 : 121,682.15 = 24,968.16 : x
2. Step 2: Convert to fraction form
   81,128.27/121,682.15 = 24,968.16/x
3. Step 3: Cross multiply
   81,128.27x = 121,682.15 × 24,968.16
4. Step 4: Simplify right side
   81,128.27x = 3,038,179,265.50
5. Step 5: Solve for x
   x = 3,038,179,265.50/81,128.27
6. Step 6: Final answer
   x = 37,449.08