Finding the Fourth Proportional to 8,802.72, 12,141.92 and 5,263.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,802.72 : 12,141.92 = 5,263.52 : x
2. Step 2: Convert to fraction form
   8,802.72/12,141.92 = 5,263.52/x
3. Step 3: Cross multiply
   8,802.72x = 12,141.92 × 5,263.52
4. Step 4: Simplify right side
   8,802.72x = 63,909,238.76
5. Step 5: Solve for x
   x = 63,909,238.76/8,802.72
6. Step 6: Final answer
   x = 7,260.17