Finding the Fourth Proportional to 10,340.43, 15,510.74 and 2,944.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,340.43 : 15,510.74 = 2,944.89 : x
2. Step 2: Convert to fraction form
   10,340.43/15,510.74 = 2,944.89/x
3. Step 3: Cross multiply
   10,340.43x = 15,510.74 × 2,944.89
4. Step 4: Simplify right side
   10,340.43x = 45,677,345.56
5. Step 5: Solve for x
   x = 45,677,345.56/10,340.43
6. Step 6: Final answer
   x = 4,417.35