Finding the Fourth Proportional to 12,380.33, 17,086.02 and 7,074.11

Step by Step Solution

1. Step 1: Write the proportion equation
   12,380.33 : 17,086.02 = 7,074.11 : x
2. Step 2: Convert to fraction form
   12,380.33/17,086.02 = 7,074.11/x
3. Step 3: Cross multiply
   12,380.33x = 17,086.02 × 7,074.11
4. Step 4: Simplify right side
   12,380.33x = 120,868,349.57
5. Step 5: Solve for x
   x = 120,868,349.57/12,380.33
6. Step 6: Final answer
   x = 9,762.94