Finding the Fourth Proportional to 12,792.08, 17,648.22 and 7,754.47

Step by Step Solution

1. Step 1: Write the proportion equation
   12,792.08 : 17,648.22 = 7,754.47 : x
2. Step 2: Convert to fraction form
   12,792.08/17,648.22 = 7,754.47/x
3. Step 3: Cross multiply
   12,792.08x = 17,648.22 × 7,754.47
4. Step 4: Simplify right side
   12,792.08x = 136,852,548.42
5. Step 5: Solve for x
   x = 136,852,548.42/12,792.08
6. Step 6: Final answer
   x = 10,698.22