Finding the Fourth Proportional to 9,037.05, 12,470.55 and 5,057.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,037.05 : 12,470.55 = 5,057.49 : x
2. Step 2: Convert to fraction form
   9,037.05/12,470.55 = 5,057.49/x
3. Step 3: Cross multiply
   9,037.05x = 12,470.55 × 5,057.49
4. Step 4: Simplify right side
   9,037.05x = 63,069,681.92
5. Step 5: Solve for x
   x = 63,069,681.92/9,037.05
6. Step 6: Final answer
   x = 6,979.01