Finding the Third Proportional to 1,272,663 and 2,744,581.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,272,663 : 2,744,581.50 = 2,744,581.50 : x
2. Step 2: Convert to fraction form
   1,272,663/2,744,581.50 = 2,744,581.50/x
3. Step 3: Cross multiply
   1,272,663x = 2,744,581.50 × 2,744,581.50
4. Step 4: Simplify right side
   1,272,663x = 7,532,727,610,142.25
5. Step 5: Solve for x
   x = 7,532,727,610,142.25/1,272,663
6. Step 6: Final answer
   x = 5,918,870.60