Finding the Third Proportional to 1,088,764 and 1,638,613

Step by Step Solution

1. Step 1: Write the proportion equation
   1,088,764 : 1,638,613 = 1,638,613 : x
2. Step 2: Convert to fraction form
   1,088,764/1,638,613 = 1,638,613/x
3. Step 3: Cross multiply
   1,088,764x = 1,638,613 × 1,638,613
4. Step 4: Simplify right side
   1,088,764x = 2,685,052,563,769
5. Step 5: Solve for x
   x = 2,685,052,563,769/1,088,764
6. Step 6: Final answer
   x = 2,466,147.45