Finding the Fourth Proportional to 5,124.83, 7,687.32 and 1,426.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,124.83 : 7,687.32 = 1,426.98 : x
2. Step 2: Convert to fraction form
   5,124.83/7,687.32 = 1,426.98/x
3. Step 3: Cross multiply
   5,124.83x = 7,687.32 × 1,426.98
4. Step 4: Simplify right side
   5,124.83x = 10,969,651.89
5. Step 5: Solve for x
   x = 10,969,651.89/5,124.83
6. Step 6: Final answer
   x = 2,140.49