Finding the Third Proportional to 1,236,572 and 2,684,641

Step by Step Solution

1. Step 1: Write the proportion equation
   1,236,572 : 2,684,641 = 2,684,641 : x
2. Step 2: Convert to fraction form
   1,236,572/2,684,641 = 2,684,641/x
3. Step 3: Cross multiply
   1,236,572x = 2,684,641 × 2,684,641
4. Step 4: Simplify right side
   1,236,572x = 7,207,297,298,881
5. Step 5: Solve for x
   x = 7,207,297,298,881/1,236,572
6. Step 6: Final answer
   x = 5,828,449.37