Finding the Fourth Proportional to 9,002.56, 12,423.70 and 4,969.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,002.56 : 12,423.70 = 4,969.86 : x
2. Step 2: Convert to fraction form
   9,002.56/12,423.70 = 4,969.86/x
3. Step 3: Cross multiply
   9,002.56x = 12,423.70 × 4,969.86
4. Step 4: Simplify right side
   9,002.56x = 61,744,086.17
5. Step 5: Solve for x
   x = 61,744,086.17/9,002.56
6. Step 6: Final answer
   x = 6,858.50