Finding the Fourth Proportional to 7,108.80, 10,686.24 and 7,074.24

Step by Step Solution

1. Step 1: Write the proportion equation
   7,108.80 : 10,686.24 = 7,074.24 : x
2. Step 2: Convert to fraction form
   7,108.80/10,686.24 = 7,074.24/x
3. Step 3: Cross multiply
   7,108.80x = 10,686.24 × 7,074.24
4. Step 4: Simplify right side
   7,108.80x = 75,597,026.46
5. Step 5: Solve for x
   x = 75,597,026.46/7,108.80
6. Step 6: Final answer
   x = 10,634.29