Finding the Fourth Proportional to 59,727.08, 89,485.53 and 56,171.38

Step by Step Solution

1. Step 1: Write the proportion equation
   59,727.08 : 89,485.53 = 56,171.38 : x
2. Step 2: Convert to fraction form
   59,727.08/89,485.53 = 56,171.38/x
3. Step 3: Cross multiply
   59,727.08x = 89,485.53 × 56,171.38
4. Step 4: Simplify right side
   59,727.08x = 5,026,525,710.13
5. Step 5: Solve for x
   x = 5,026,525,710.13/59,727.08
6. Step 6: Final answer
   x = 84,158.24