Finding the Third Proportional to 578,110 and 1,244,800

Step by Step Solution

1. Step 1: Write the proportion equation
   578,110 : 1,244,800 = 1,244,800 : x
2. Step 2: Convert to fraction form
   578,110/1,244,800 = 1,244,800/x
3. Step 3: Cross multiply
   578,110x = 1,244,800 × 1,244,800
4. Step 4: Simplify right side
   578,110x = 1,549,527,040,000
5. Step 5: Solve for x
   x = 1,549,527,040,000/578,110
6. Step 6: Final answer
   x = 2,680,332.53