Finding the Fourth Proportional to 12,702.32, 17,537.75 and 7,929.53

Step by Step Solution

1. Step 1: Write the proportion equation
   12,702.32 : 17,537.75 = 7,929.53 : x
2. Step 2: Convert to fraction form
   12,702.32/17,537.75 = 7,929.53/x
3. Step 3: Cross multiply
   12,702.32x = 17,537.75 × 7,929.53
4. Step 4: Simplify right side
   12,702.32x = 139,066,114.76
5. Step 5: Solve for x
   x = 139,066,114.76/12,702.32
6. Step 6: Final answer
   x = 10,948.09