Finding the Fourth Proportional to 91,055.17, 125,676.30 and 59,168.71

Step by Step Solution

1. Step 1: Write the proportion equation
   91,055.17 : 125,676.30 = 59,168.71 : x
2. Step 2: Convert to fraction form
   91,055.17/125,676.30 = 59,168.71/x
3. Step 3: Cross multiply
   91,055.17x = 125,676.30 × 59,168.71
4. Step 4: Simplify right side
   91,055.17x = 7,436,104,548.57
5. Step 5: Solve for x
   x = 7,436,104,548.57/91,055.17
6. Step 6: Final answer
   x = 81,665.92