Finding the Third Proportional to 490,708.50 and 738,522

Step by Step Solution

1. Step 1: Write the proportion equation
   490,708.50 : 738,522 = 738,522 : x
2. Step 2: Convert to fraction form
   490,708.50/738,522 = 738,522/x
3. Step 3: Cross multiply
   490,708.50x = 738,522 × 738,522
4. Step 4: Simplify right side
   490,708.50x = 545,414,744,484
5. Step 5: Solve for x
   x = 545,414,744,484/490,708.50
6. Step 6: Final answer
   x = 1,111,484.20