Finding the Third Proportional to 1,005,412 and 2,154,746

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005,412 : 2,154,746 = 2,154,746 : x
2. Step 2: Convert to fraction form
   1,005,412/2,154,746 = 2,154,746/x
3. Step 3: Cross multiply
   1,005,412x = 2,154,746 × 2,154,746
4. Step 4: Simplify right side
   1,005,412x = 4,642,930,324,516
5. Step 5: Solve for x
   x = 4,642,930,324,516/1,005,412
6. Step 6: Final answer
   x = 4,617,938.04