Finding the Fourth Proportional to 12,410.62, 17,126.69 and 7,105.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,410.62 : 17,126.69 = 7,105.48 : x
2. Step 2: Convert to fraction form
   12,410.62/17,126.69 = 7,105.48/x
3. Step 3: Cross multiply
   12,410.62x = 17,126.69 × 7,105.48
4. Step 4: Simplify right side
   12,410.62x = 121,693,267.63
5. Step 5: Solve for x
   x = 121,693,267.63/12,410.62
6. Step 6: Final answer
   x = 9,805.58