Finding the Fourth Proportional to 12,929.10, 17,843.81 and 7,624.41

Step by Step Solution

1. Step 1: Write the proportion equation
   12,929.10 : 17,843.81 = 7,624.41 : x
2. Step 2: Convert to fraction form
   12,929.10/17,843.81 = 7,624.41/x
3. Step 3: Cross multiply
   12,929.10x = 17,843.81 × 7,624.41
4. Step 4: Simplify right side
   12,929.10x = 136,048,485.28
5. Step 5: Solve for x
   x = 136,048,485.28/12,929.10
6. Step 6: Final answer
   x = 10,522.66