Finding the Fourth Proportional to 59,468.48, 89,073.12 and 45,601.28

Step by Step Solution

1. Step 1: Write the proportion equation
   59,468.48 : 89,073.12 = 45,601.28 : x
2. Step 2: Convert to fraction form
   59,468.48/89,073.12 = 45,601.28/x
3. Step 3: Cross multiply
   59,468.48x = 89,073.12 × 45,601.28
4. Step 4: Simplify right side
   59,468.48x = 4,061,848,285.59
5. Step 5: Solve for x
   x = 4,061,848,285.59/59,468.48
6. Step 6: Final answer
   x = 68,302.54