Finding the Fourth Proportional to 11,238.08, 15,498.27 and 7,702.43

Step by Step Solution

1. Step 1: Write the proportion equation
   11,238.08 : 15,498.27 = 7,702.43 : x
2. Step 2: Convert to fraction form
   11,238.08/15,498.27 = 7,702.43/x
3. Step 3: Cross multiply
   11,238.08x = 15,498.27 × 7,702.43
4. Step 4: Simplify right side
   11,238.08x = 119,374,262.30
5. Step 5: Solve for x
   x = 119,374,262.30/11,238.08
6. Step 6: Final answer
   x = 10,622.31