Finding the Third Proportional to 2,920,641 and 4,356,657

Step by Step Solution

1. Step 1: Write the proportion equation
   2,920,641 : 4,356,657 = 4,356,657 : x
2. Step 2: Convert to fraction form
   2,920,641/4,356,657 = 4,356,657/x
3. Step 3: Cross multiply
   2,920,641x = 4,356,657 × 4,356,657
4. Step 4: Simplify right side
   2,920,641x = 18,980,460,215,649
5. Step 5: Solve for x
   x = 18,980,460,215,649/2,920,641
6. Step 6: Final answer
   x = 6,498,731.00