Finding the Fourth Proportional to 12,103.79, 16,664.61 and 10,210.67

Step by Step Solution

1. Step 1: Write the proportion equation
   12,103.79 : 16,664.61 = 10,210.67 : x
2. Step 2: Convert to fraction form
   12,103.79/16,664.61 = 10,210.67/x
3. Step 3: Cross multiply
   12,103.79x = 16,664.61 × 10,210.67
4. Step 4: Simplify right side
   12,103.79x = 170,156,830.02
5. Step 5: Solve for x
   x = 170,156,830.02/12,103.79
6. Step 6: Final answer
   x = 14,058.15