Finding the Third Proportional to 1,221,732 and 2,527,272

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,732 : 2,527,272 = 2,527,272 : x
2. Step 2: Convert to fraction form
   1,221,732/2,527,272 = 2,527,272/x
3. Step 3: Cross multiply
   1,221,732x = 2,527,272 × 2,527,272
4. Step 4: Simplify right side
   1,221,732x = 6,387,103,761,984
5. Step 5: Solve for x
   x = 6,387,103,761,984/1,221,732
6. Step 6: Final answer
   x = 5,227,909.04