Finding the Third Proportional to 1,217,560 and 1,730,646

Step by Step Solution

1. Step 1: Write the proportion equation
   1,217,560 : 1,730,646 = 1,730,646 : x
2. Step 2: Convert to fraction form
   1,217,560/1,730,646 = 1,730,646/x
3. Step 3: Cross multiply
   1,217,560x = 1,730,646 × 1,730,646
4. Step 4: Simplify right side
   1,217,560x = 2,995,135,577,316
5. Step 5: Solve for x
   x = 2,995,135,577,316/1,217,560
6. Step 6: Final answer
   x = 2,459,949.06