Finding the Fourth Proportional to 2,402.81, 3,315.92 and 1,471.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.81 : 3,315.92 = 1,471.31 : x
2. Step 2: Convert to fraction form
   2,402.81/3,315.92 = 1,471.31/x
3. Step 3: Cross multiply
   2,402.81x = 3,315.92 × 1,471.31
4. Step 4: Simplify right side
   2,402.81x = 4,878,746.26
5. Step 5: Solve for x
   x = 4,878,746.26/2,402.81
6. Step 6: Final answer
   x = 2,030.43