Finding the Fourth Proportional to 12,082.50, 16,670.21 and 7,610.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,082.50 : 16,670.21 = 7,610.69 : x
2. Step 2: Convert to fraction form
   12,082.50/16,670.21 = 7,610.69/x
3. Step 3: Cross multiply
   12,082.50x = 16,670.21 × 7,610.69
4. Step 4: Simplify right side
   12,082.50x = 126,871,804.17
5. Step 5: Solve for x
   x = 126,871,804.17/12,082.50
6. Step 6: Final answer
   x = 10,500.46