Finding the Fourth Proportional to 12,341.61, 17,013.70 and 8,798.67

Step by Step Solution

1. Step 1: Write the proportion equation
   12,341.61 : 17,013.70 = 8,798.67 : x
2. Step 2: Convert to fraction form
   12,341.61/17,013.70 = 8,798.67/x
3. Step 3: Cross multiply
   12,341.61x = 17,013.70 × 8,798.67
4. Step 4: Simplify right side
   12,341.61x = 149,697,931.78
5. Step 5: Solve for x
   x = 149,697,931.78/12,341.61
6. Step 6: Final answer
   x = 12,129.53