Finding the Third Proportional to 1,221,320 and 2,604,951

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,320 : 2,604,951 = 2,604,951 : x
2. Step 2: Convert to fraction form
   1,221,320/2,604,951 = 2,604,951/x
3. Step 3: Cross multiply
   1,221,320x = 2,604,951 × 2,604,951
4. Step 4: Simplify right side
   1,221,320x = 6,785,769,712,401
5. Step 5: Solve for x
   x = 6,785,769,712,401/1,221,320
6. Step 6: Final answer
   x = 5,556,094.81