Finding the Fourth Proportional to 8,772.52, 12,100.42 and 5,233

Step by Step Solution

1. Step 1: Write the proportion equation
   8,772.52 : 12,100.42 = 5,233 : x
2. Step 2: Convert to fraction form
   8,772.52/12,100.42 = 5,233/x
3. Step 3: Cross multiply
   8,772.52x = 12,100.42 × 5,233
4. Step 4: Simplify right side
   8,772.52x = 63,321,497.86
5. Step 5: Solve for x
   x = 63,321,497.86/8,772.52
6. Step 6: Final answer
   x = 7,218.17