Finding the Third Proportional to 1,417,476 and 2,188,890

Step by Step Solution

1. Step 1: Write the proportion equation
   1,417,476 : 2,188,890 = 2,188,890 : x
2. Step 2: Convert to fraction form
   1,417,476/2,188,890 = 2,188,890/x
3. Step 3: Cross multiply
   1,417,476x = 2,188,890 × 2,188,890
4. Step 4: Simplify right side
   1,417,476x = 4,791,239,432,100
5. Step 5: Solve for x
   x = 4,791,239,432,100/1,417,476
6. Step 6: Final answer
   x = 3,380,120.32