Finding the Fourth Proportional to 9,069.50, 12,512.34 and 5,238.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,069.50 : 12,512.34 = 5,238.61 : x
2. Step 2: Convert to fraction form
   9,069.50/12,512.34 = 5,238.61/x
3. Step 3: Cross multiply
   9,069.50x = 12,512.34 × 5,238.61
4. Step 4: Simplify right side
   9,069.50x = 65,547,238.17
5. Step 5: Solve for x
   x = 65,547,238.17/9,069.50
6. Step 6: Final answer
   x = 7,227.21