Finding the Third Proportional to 1,002,292 and 2,185,478

Step by Step Solution

1. Step 1: Write the proportion equation
   1,002,292 : 2,185,478 = 2,185,478 : x
2. Step 2: Convert to fraction form
   1,002,292/2,185,478 = 2,185,478/x
3. Step 3: Cross multiply
   1,002,292x = 2,185,478 × 2,185,478
4. Step 4: Simplify right side
   1,002,292x = 4,776,314,088,484
5. Step 5: Solve for x
   x = 4,776,314,088,484/1,002,292
6. Step 6: Final answer
   x = 4,765,391.81