Finding the Third Proportional to 1,518,794 and 2,218,213

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518,794 : 2,218,213 = 2,218,213 : x
2. Step 2: Convert to fraction form
   1,518,794/2,218,213 = 2,218,213/x
3. Step 3: Cross multiply
   1,518,794x = 2,218,213 × 2,218,213
4. Step 4: Simplify right side
   1,518,794x = 4,920,468,913,369
5. Step 5: Solve for x
   x = 4,920,468,913,369/1,518,794
6. Step 6: Final answer
   x = 3,239,721.06