Finding the Fourth Proportional to 96,814.56, 133,618.56 and 59,110.72

Step by Step Solution

1. Step 1: Write the proportion equation
   96,814.56 : 133,618.56 = 59,110.72 : x
2. Step 2: Convert to fraction form
   96,814.56/133,618.56 = 59,110.72/x
3. Step 3: Cross multiply
   96,814.56x = 133,618.56 × 59,110.72
4. Step 4: Simplify right side
   96,814.56x = 7,898,289,286.96
5. Step 5: Solve for x
   x = 7,898,289,286.96/96,814.56
6. Step 6: Final answer
   x = 81,581.63