Finding the Third Proportional to 1,035,408 and 2,218,358

Step by Step Solution

1. Step 1: Write the proportion equation
   1,035,408 : 2,218,358 = 2,218,358 : x
2. Step 2: Convert to fraction form
   1,035,408/2,218,358 = 2,218,358/x
3. Step 3: Cross multiply
   1,035,408x = 2,218,358 × 2,218,358
4. Step 4: Simplify right side
   1,035,408x = 4,921,112,216,164
5. Step 5: Solve for x
   x = 4,921,112,216,164/1,035,408
6. Step 6: Final answer
   x = 4,752,824.22