Finding the Third Proportional to 499,440 and 1,068,864

Step by Step Solution

1. Step 1: Write the proportion equation
   499,440 : 1,068,864 = 1,068,864 : x
2. Step 2: Convert to fraction form
   499,440/1,068,864 = 1,068,864/x
3. Step 3: Cross multiply
   499,440x = 1,068,864 × 1,068,864
4. Step 4: Simplify right side
   499,440x = 1,142,470,250,496
5. Step 5: Solve for x
   x = 1,142,470,250,496/499,440
6. Step 6: Final answer
   x = 2,287,502.50