Finding the Third Proportional to 745,246 and 1,616,516

Step by Step Solution

1. Step 1: Write the proportion equation
   745,246 : 1,616,516 = 1,616,516 : x
2. Step 2: Convert to fraction form
   745,246/1,616,516 = 1,616,516/x
3. Step 3: Cross multiply
   745,246x = 1,616,516 × 1,616,516
4. Step 4: Simplify right side
   745,246x = 2,613,123,978,256
5. Step 5: Solve for x
   x = 2,613,123,978,256/745,246
6. Step 6: Final answer
   x = 3,506,391.15