Finding the Fourth Proportional to 10,340.31, 15,510.56 and 2,944.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,340.31 : 15,510.56 = 2,944.76 : x
2. Step 2: Convert to fraction form
   10,340.31/15,510.56 = 2,944.76/x
3. Step 3: Cross multiply
   10,340.31x = 15,510.56 × 2,944.76
4. Step 4: Simplify right side
   10,340.31x = 45,674,900.72
5. Step 5: Solve for x
   x = 45,674,900.72/10,340.31
6. Step 6: Final answer
   x = 4,417.17