Finding the Third Proportional to 1,349.79 and 1,724.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,349.79 : 1,724.73 = 1,724.73 : x
2. Step 2: Convert to fraction form
   1,349.79/1,724.73 = 1,724.73/x
3. Step 3: Cross multiply
   1,349.79x = 1,724.73 × 1,724.73
4. Step 4: Simplify right side
   1,349.79x = 2,974,695.19
5. Step 5: Solve for x
   x = 2,974,695.19/1,349.79
6. Step 6: Final answer
   x = 2,203.82