Finding the Fourth Proportional to 8,266.86, 12,402.18 and 2,423.91

Step by Step Solution

1. Step 1: Write the proportion equation
   8,266.86 : 12,402.18 = 2,423.91 : x
2. Step 2: Convert to fraction form
   8,266.86/12,402.18 = 2,423.91/x
3. Step 3: Cross multiply
   8,266.86x = 12,402.18 × 2,423.91
4. Step 4: Simplify right side
   8,266.86x = 30,061,768.12
5. Step 5: Solve for x
   x = 30,061,768.12/8,266.86
6. Step 6: Final answer
   x = 3,636.42