Finding the Fourth Proportional to 5,437.71, 8,155.89 and 1,542.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,437.71 : 8,155.89 = 1,542.42 : x
2. Step 2: Convert to fraction form
   5,437.71/8,155.89 = 1,542.42/x
3. Step 3: Cross multiply
   5,437.71x = 8,155.89 × 1,542.42
4. Step 4: Simplify right side
   5,437.71x = 12,579,807.85
5. Step 5: Solve for x
   x = 12,579,807.85/5,437.71
6. Step 6: Final answer
   x = 2,313.44