Finding the Fourth Proportional to 12,372.84, 17,080.42 and 7,066.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,372.84 : 17,080.42 = 7,066.62 : x
2. Step 2: Convert to fraction form
   12,372.84/17,080.42 = 7,066.62/x
3. Step 3: Cross multiply
   12,372.84x = 17,080.42 × 7,066.62
4. Step 4: Simplify right side
   12,372.84x = 120,700,837.58
5. Step 5: Solve for x
   x = 120,700,837.58/12,372.84
6. Step 6: Final answer
   x = 9,755.31