Finding the Fourth Proportional to 12,375.24, 17,077.86 and 7,070.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,375.24 : 17,077.86 = 7,070.04 : x
2. Step 2: Convert to fraction form
   12,375.24/17,077.86 = 7,070.04/x
3. Step 3: Cross multiply
   12,375.24x = 17,077.86 × 7,070.04
4. Step 4: Simplify right side
   12,375.24x = 120,741,153.31
5. Step 5: Solve for x
   x = 120,741,153.31/12,375.24
6. Step 6: Final answer
   x = 9,756.67