Finding the Fourth Proportional to 9,040.29, 12,475.47 and 5,061.39

Step by Step Solution

1. Step 1: Write the proportion equation
   9,040.29 : 12,475.47 = 5,061.39 : x
2. Step 2: Convert to fraction form
   9,040.29/12,475.47 = 5,061.39/x
3. Step 3: Cross multiply
   9,040.29x = 12,475.47 × 5,061.39
4. Step 4: Simplify right side
   9,040.29x = 63,143,219.10
5. Step 5: Solve for x
   x = 63,143,219.10/9,040.29
6. Step 6: Final answer
   x = 6,984.65