Finding the Fourth Proportional to 89,659.92, 134,507.58 and 26,481.12

Step by Step Solution

1. Step 1: Write the proportion equation
   89,659.92 : 134,507.58 = 26,481.12 : x
2. Step 2: Convert to fraction form
   89,659.92/134,507.58 = 26,481.12/x
3. Step 3: Cross multiply
   89,659.92x = 134,507.58 × 26,481.12
4. Step 4: Simplify right side
   89,659.92x = 3,561,911,366.89
5. Step 5: Solve for x
   x = 3,561,911,366.89/89,659.92
6. Step 6: Final answer
   x = 39,726.91