Finding the Third Proportional to 1,630,688 and 3,458,720

Step by Step Solution

1. Step 1: Write the proportion equation
   1,630,688 : 3,458,720 = 3,458,720 : x
2. Step 2: Convert to fraction form
   1,630,688/3,458,720 = 3,458,720/x
3. Step 3: Cross multiply
   1,630,688x = 3,458,720 × 3,458,720
4. Step 4: Simplify right side
   1,630,688x = 11,962,744,038,400
5. Step 5: Solve for x
   x = 11,962,744,038,400/1,630,688
6. Step 6: Final answer
   x = 7,336,010.35