Finding the Third Proportional to 2,129,656 and 4,652,324

Step by Step Solution

1. Step 1: Write the proportion equation
   2,129,656 : 4,652,324 = 4,652,324 : x
2. Step 2: Convert to fraction form
   2,129,656/4,652,324 = 4,652,324/x
3. Step 3: Cross multiply
   2,129,656x = 4,652,324 × 4,652,324
4. Step 4: Simplify right side
   2,129,656x = 21,644,118,600,976
5. Step 5: Solve for x
   x = 21,644,118,600,976/2,129,656
6. Step 6: Final answer
   x = 10,163,199.41