Finding the Third Proportional to 2,754,921 and 4,343,667

Step by Step Solution

1. Step 1: Write the proportion equation
   2,754,921 : 4,343,667 = 4,343,667 : x
2. Step 2: Convert to fraction form
   2,754,921/4,343,667 = 4,343,667/x
3. Step 3: Cross multiply
   2,754,921x = 4,343,667 × 4,343,667
4. Step 4: Simplify right side
   2,754,921x = 18,867,443,006,889
5. Step 5: Solve for x
   x = 18,867,443,006,889/2,754,921
6. Step 6: Final answer
   x = 6,848,633.05