Finding the Fourth Proportional to 12,401.02, 18,602.71 and 4,081.11

Step by Step Solution

1. Step 1: Write the proportion equation
   12,401.02 : 18,602.71 = 4,081.11 : x
2. Step 2: Convert to fraction form
   12,401.02/18,602.71 = 4,081.11/x
3. Step 3: Cross multiply
   12,401.02x = 18,602.71 × 4,081.11
4. Step 4: Simplify right side
   12,401.02x = 75,919,705.81
5. Step 5: Solve for x
   x = 75,919,705.81/12,401.02
6. Step 6: Final answer
   x = 6,122.05