Finding the Fourth Proportional to 91,604.56, 126,435.72 and 59,717.92

Step by Step Solution

1. Step 1: Write the proportion equation
   91,604.56 : 126,435.72 = 59,717.92 : x
2. Step 2: Convert to fraction form
   91,604.56/126,435.72 = 59,717.92/x
3. Step 3: Cross multiply
   91,604.56x = 126,435.72 × 59,717.92
4. Step 4: Simplify right side
   91,604.56x = 7,550,478,212.10
5. Step 5: Solve for x
   x = 7,550,478,212.10/91,604.56
6. Step 6: Final answer
   x = 82,424.70