Finding the Fourth Proportional to 59,193.60, 88,789.44 and 57,706.56

Step by Step Solution

1. Step 1: Write the proportion equation
   59,193.60 : 88,789.44 = 57,706.56 : x
2. Step 2: Convert to fraction form
   59,193.60/88,789.44 = 57,706.56/x
3. Step 3: Cross multiply
   59,193.60x = 88,789.44 × 57,706.56
4. Step 4: Simplify right side
   59,193.60x = 5,123,733,146.73
5. Step 5: Solve for x
   x = 5,123,733,146.73/59,193.60
6. Step 6: Final answer
   x = 86,558.90