Finding the Fourth Proportional to 55,454.88, 83,103.69 and 42,916.54

Step by Step Solution

1. Step 1: Write the proportion equation
   55,454.88 : 83,103.69 = 42,916.54 : x
2. Step 2: Convert to fraction form
   55,454.88/83,103.69 = 42,916.54/x
3. Step 3: Cross multiply
   55,454.88x = 83,103.69 × 42,916.54
4. Step 4: Simplify right side
   55,454.88x = 3,566,522,836.03
5. Step 5: Solve for x
   x = 3,566,522,836.03/55,454.88
6. Step 6: Final answer
   x = 64,313.96