Finding the Fourth Proportional to 9,070.92, 12,518.37 and 5,292.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,070.92 : 12,518.37 = 5,292.72 : x
2. Step 2: Convert to fraction form
   9,070.92/12,518.37 = 5,292.72/x
3. Step 3: Cross multiply
   9,070.92x = 12,518.37 × 5,292.72
4. Step 4: Simplify right side
   9,070.92x = 66,256,227.27
5. Step 5: Solve for x
   x = 66,256,227.27/9,070.92
6. Step 6: Final answer
   x = 7,304.25