Finding the Fourth Proportional to 12,410.88, 17,127.02 and 7,105.70

Step by Step Solution

1. Step 1: Write the proportion equation
   12,410.88 : 17,127.02 = 7,105.70 : x
2. Step 2: Convert to fraction form
   12,410.88/17,127.02 = 7,105.70/x
3. Step 3: Cross multiply
   12,410.88x = 17,127.02 × 7,105.70
4. Step 4: Simplify right side
   12,410.88x = 121,699,466.01
5. Step 5: Solve for x
   x = 121,699,466.01/12,410.88
6. Step 6: Final answer
   x = 9,805.87