Finding the Third Proportional to 1,036,669 and 2,156,100

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036,669 : 2,156,100 = 2,156,100 : x
2. Step 2: Convert to fraction form
   1,036,669/2,156,100 = 2,156,100/x
3. Step 3: Cross multiply
   1,036,669x = 2,156,100 × 2,156,100
4. Step 4: Simplify right side
   1,036,669x = 4,648,767,210,000
5. Step 5: Solve for x
   x = 4,648,767,210,000/1,036,669
6. Step 6: Final answer
   x = 4,484,331.27