Finding the Fourth Proportional to 59,414.70, 88,661.39 and 53,105.20

Step by Step Solution

1. Step 1: Write the proportion equation
   59,414.70 : 88,661.39 = 53,105.20 : x
2. Step 2: Convert to fraction form
   59,414.70/88,661.39 = 53,105.20/x
3. Step 3: Cross multiply
   59,414.70x = 88,661.39 × 53,105.20
4. Step 4: Simplify right side
   59,414.70x = 4,708,381,307.84
5. Step 5: Solve for x
   x = 4,708,381,307.84/59,414.70
6. Step 6: Final answer
   x = 79,246.07