Finding the Fourth Proportional to 8,900.96, 13,359.47 and 4,744.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,900.96 : 13,359.47 = 4,744.43 : x
2. Step 2: Convert to fraction form
   8,900.96/13,359.47 = 4,744.43/x
3. Step 3: Cross multiply
   8,900.96x = 13,359.47 × 4,744.43
4. Step 4: Simplify right side
   8,900.96x = 63,383,123.32
5. Step 5: Solve for x
   x = 63,383,123.32/8,900.96
6. Step 6: Final answer
   x = 7,120.93