Finding the Fourth Proportional to 9,040.75, 12,475.72 and 5,061.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,040.75 : 12,475.72 = 5,061.79 : x
2. Step 2: Convert to fraction form
   9,040.75/12,475.72 = 5,061.79/x
3. Step 3: Cross multiply
   9,040.75x = 12,475.72 × 5,061.79
4. Step 4: Simplify right side
   9,040.75x = 63,149,496.66
5. Step 5: Solve for x
   x = 63,149,496.66/9,040.75
6. Step 6: Final answer
   x = 6,984.99