Finding the Third Proportional to 514,920 and 1,121,376

Step by Step Solution

1. Step 1: Write the proportion equation
   514,920 : 1,121,376 = 1,121,376 : x
2. Step 2: Convert to fraction form
   514,920/1,121,376 = 1,121,376/x
3. Step 3: Cross multiply
   514,920x = 1,121,376 × 1,121,376
4. Step 4: Simplify right side
   514,920x = 1,257,484,133,376
5. Step 5: Solve for x
   x = 1,257,484,133,376/514,920
6. Step 6: Final answer
   x = 2,442,096.12