Finding the Third Proportional to 2,748,404 and 4,279,662

Step by Step Solution

1. Step 1: Write the proportion equation
   2,748,404 : 4,279,662 = 4,279,662 : x
2. Step 2: Convert to fraction form
   2,748,404/4,279,662 = 4,279,662/x
3. Step 3: Cross multiply
   2,748,404x = 4,279,662 × 4,279,662
4. Step 4: Simplify right side
   2,748,404x = 18,315,506,834,244
5. Step 5: Solve for x
   x = 18,315,506,834,244/2,748,404
6. Step 6: Final answer
   x = 6,664,051.88