Finding the Third Proportional to 1,280.59 and 1,932.66

Step by Step Solution

1. Step 1: Write the proportion equation
   1,280.59 : 1,932.66 = 1,932.66 : x
2. Step 2: Convert to fraction form
   1,280.59/1,932.66 = 1,932.66/x
3. Step 3: Cross multiply
   1,280.59x = 1,932.66 × 1,932.66
4. Step 4: Simplify right side
   1,280.59x = 3,735,160.18
5. Step 5: Solve for x
   x = 3,735,160.18/1,280.59
6. Step 6: Final answer
   x = 2,916.74