Finding the Third Proportional to 600,915 and 1,218,426

Step by Step Solution

1. Step 1: Write the proportion equation
   600,915 : 1,218,426 = 1,218,426 : x
2. Step 2: Convert to fraction form
   600,915/1,218,426 = 1,218,426/x
3. Step 3: Cross multiply
   600,915x = 1,218,426 × 1,218,426
4. Step 4: Simplify right side
   600,915x = 1,484,561,917,476
5. Step 5: Solve for x
   x = 1,484,561,917,476/600,915
6. Step 6: Final answer
   x = 2,470,502.35