Finding the Fourth Proportional to 59,406.24, 89,248.72 and 56,043.66

Step by Step Solution

1. Step 1: Write the proportion equation
   59,406.24 : 89,248.72 = 56,043.66 : x
2. Step 2: Convert to fraction form
   59,406.24/89,248.72 = 56,043.66/x
3. Step 3: Cross multiply
   59,406.24x = 89,248.72 × 56,043.66
4. Step 4: Simplify right side
   59,406.24x = 5,001,824,919.12
5. Step 5: Solve for x
   x = 5,001,824,919.12/59,406.24
6. Step 6: Final answer
   x = 84,196.96