Finding the Third Proportional to 745,290 and 1,608,597

Step by Step Solution

1. Step 1: Write the proportion equation
   745,290 : 1,608,597 = 1,608,597 : x
2. Step 2: Convert to fraction form
   745,290/1,608,597 = 1,608,597/x
3. Step 3: Cross multiply
   745,290x = 1,608,597 × 1,608,597
4. Step 4: Simplify right side
   745,290x = 2,587,584,308,409
5. Step 5: Solve for x
   x = 2,587,584,308,409/745,290
6. Step 6: Final answer
   x = 3,471,916.04