Finding the Fourth Proportional to 91,054.18, 125,674.92 and 59,167.72

Step by Step Solution

1. Step 1: Write the proportion equation
   91,054.18 : 125,674.92 = 59,167.72 : x
2. Step 2: Convert to fraction form
   91,054.18/125,674.92 = 59,167.72/x
3. Step 3: Cross multiply
   91,054.18x = 125,674.92 × 59,167.72
4. Step 4: Simplify right side
   91,054.18x = 7,435,898,477.58
5. Step 5: Solve for x
   x = 7,435,898,477.58/91,054.18
6. Step 6: Final answer
   x = 81,664.55