Finding the Third Proportional to 1,221,531 and 2,659,896

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,531 : 2,659,896 = 2,659,896 : x
2. Step 2: Convert to fraction form
   1,221,531/2,659,896 = 2,659,896/x
3. Step 3: Cross multiply
   1,221,531x = 2,659,896 × 2,659,896
4. Step 4: Simplify right side
   1,221,531x = 7,075,046,730,816
5. Step 5: Solve for x
   x = 7,075,046,730,816/1,221,531
6. Step 6: Final answer
   x = 5,791,950.21