Finding the Third Proportional to 644,964 and 1,506,096

Step by Step Solution

1. Step 1: Write the proportion equation
   644,964 : 1,506,096 = 1,506,096 : x
2. Step 2: Convert to fraction form
   644,964/1,506,096 = 1,506,096/x
3. Step 3: Cross multiply
   644,964x = 1,506,096 × 1,506,096
4. Step 4: Simplify right side
   644,964x = 2,268,325,161,216
5. Step 5: Solve for x
   x = 2,268,325,161,216/644,964
6. Step 6: Final answer
   x = 3,516,979.49