Finding the Fourth Proportional to 9,038.32, 12,470.04 and 5,058.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,038.32 : 12,470.04 = 5,058.80 : x
2. Step 2: Convert to fraction form
   9,038.32/12,470.04 = 5,058.80/x
3. Step 3: Cross multiply
   9,038.32x = 12,470.04 × 5,058.80
4. Step 4: Simplify right side
   9,038.32x = 63,083,438.35
5. Step 5: Solve for x
   x = 63,083,438.35/9,038.32
6. Step 6: Final answer
   x = 6,979.55