Finding the Third Proportional to 1,282.71 and 2,403.11

Step by Step Solution

1. Step 1: Write the proportion equation
   1,282.71 : 2,403.11 = 2,403.11 : x
2. Step 2: Convert to fraction form
   1,282.71/2,403.11 = 2,403.11/x
3. Step 3: Cross multiply
   1,282.71x = 2,403.11 × 2,403.11
4. Step 4: Simplify right side
   1,282.71x = 5,774,915.89
5. Step 5: Solve for x
   x = 5,774,915.89/1,282.71
6. Step 6: Final answer
   x = 4,502.12