Finding the Fourth Proportional to 9,017.50, 12,443.91 and 5,038.64

Step by Step Solution

1. Step 1: Write the proportion equation
   9,017.50 : 12,443.91 = 5,038.64 : x
2. Step 2: Convert to fraction form
   9,017.50/12,443.91 = 5,038.64/x
3. Step 3: Cross multiply
   9,017.50x = 12,443.91 × 5,038.64
4. Step 4: Simplify right side
   9,017.50x = 62,700,320.46
5. Step 5: Solve for x
   x = 62,700,320.46/9,017.50
6. Step 6: Final answer
   x = 6,953.19