Finding the Third Proportional to 738.98 and 1,113.89

Step by Step Solution

1. Step 1: Write the proportion equation
   738.98 : 1,113.89 = 1,113.89 : x
2. Step 2: Convert to fraction form
   738.98/1,113.89 = 1,113.89/x
3. Step 3: Cross multiply
   738.98x = 1,113.89 × 1,113.89
4. Step 4: Simplify right side
   738.98x = 1,240,752.32
5. Step 5: Solve for x
   x = 1,240,752.32/738.98
6. Step 6: Final answer
   x = 1,679.00