Finding the Fourth Proportional to 59,944.62, 89,916.78 and 56,290.82

Step by Step Solution

1. Step 1: Write the proportion equation
   59,944.62 : 89,916.78 = 56,290.82 : x
2. Step 2: Convert to fraction form
   59,944.62/89,916.78 = 56,290.82/x
3. Step 3: Cross multiply
   59,944.62x = 89,916.78 × 56,290.82
4. Step 4: Simplify right side
   59,944.62x = 5,061,489,039.47
5. Step 5: Solve for x
   x = 5,061,489,039.47/59,944.62
6. Step 6: Final answer
   x = 84,436.08