Finding the Third Proportional to 864,264 and 1,146,846

Step by Step Solution

1. Step 1: Write the proportion equation
   864,264 : 1,146,846 = 1,146,846 : x
2. Step 2: Convert to fraction form
   864,264/1,146,846 = 1,146,846/x
3. Step 3: Cross multiply
   864,264x = 1,146,846 × 1,146,846
4. Step 4: Simplify right side
   864,264x = 1,315,255,747,716
5. Step 5: Solve for x
   x = 1,315,255,747,716/864,264
6. Step 6: Final answer
   x = 1,521,821.74