Finding the Fourth Proportional to 59,601.67, 89,424.31 and 56,080.60

Step by Step Solution

1. Step 1: Write the proportion equation
   59,601.67 : 89,424.31 = 56,080.60 : x
2. Step 2: Convert to fraction form
   59,601.67/89,424.31 = 56,080.60/x
3. Step 3: Cross multiply
   59,601.67x = 89,424.31 × 56,080.60
4. Step 4: Simplify right side
   59,601.67x = 5,014,968,819.18
5. Step 5: Solve for x
   x = 5,014,968,819.18/59,601.67
6. Step 6: Final answer
   x = 84,141.41