Finding the Fourth Proportional to 12,375.84, 17,080.02 and 7,071.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,375.84 : 17,080.02 = 7,071.18 : x
2. Step 2: Convert to fraction form
   12,375.84/17,080.02 = 7,071.18/x
3. Step 3: Cross multiply
   12,375.84x = 17,080.02 × 7,071.18
4. Step 4: Simplify right side
   12,375.84x = 120,775,895.82
5. Step 5: Solve for x
   x = 120,775,895.82/12,375.84
6. Step 6: Final answer
   x = 9,759.01