Finding the Fourth Proportional to 8,966.43, 13,449.71 and 3,123.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,966.43 : 13,449.71 = 3,123.02 : x
2. Step 2: Convert to fraction form
   8,966.43/13,449.71 = 3,123.02/x
3. Step 3: Cross multiply
   8,966.43x = 13,449.71 × 3,123.02
4. Step 4: Simplify right side
   8,966.43x = 42,003,754.76
5. Step 5: Solve for x
   x = 42,003,754.76/8,966.43
6. Step 6: Final answer
   x = 4,684.56