Finding the Third Proportional to 1,490.48 and 2,943.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,490.48 : 2,943.42 = 2,943.42 : x
2. Step 2: Convert to fraction form
   1,490.48/2,943.42 = 2,943.42/x
3. Step 3: Cross multiply
   1,490.48x = 2,943.42 × 2,943.42
4. Step 4: Simplify right side
   1,490.48x = 8,663,732.33
5. Step 5: Solve for x
   x = 8,663,732.33/1,490.48
6. Step 6: Final answer
   x = 5,812.70