Finding the Fourth Proportional to 12,929.31, 17,842.41 and 7,552.80

Step by Step Solution

1. Step 1: Write the proportion equation
   12,929.31 : 17,842.41 = 7,552.80 : x
2. Step 2: Convert to fraction form
   12,929.31/17,842.41 = 7,552.80/x
3. Step 3: Cross multiply
   12,929.31x = 17,842.41 × 7,552.80
4. Step 4: Simplify right side
   12,929.31x = 134,760,154.25
5. Step 5: Solve for x
   x = 134,760,154.25/12,929.31
6. Step 6: Final answer
   x = 10,422.84