Finding the Fourth Proportional to 59,441.56, 88,630.91 and 57,808.60

Step by Step Solution

1. Step 1: Write the proportion equation
   59,441.56 : 88,630.91 = 57,808.60 : x
2. Step 2: Convert to fraction form
   59,441.56/88,630.91 = 57,808.60/x
3. Step 3: Cross multiply
   59,441.56x = 88,630.91 × 57,808.60
4. Step 4: Simplify right side
   59,441.56x = 5,123,628,823.83
5. Step 5: Solve for x
   x = 5,123,628,823.83/59,441.56
6. Step 6: Final answer
   x = 86,196.07