Finding the Third Proportional to 512,880 and 1,116,060

Step by Step Solution

1. Step 1: Write the proportion equation
   512,880 : 1,116,060 = 1,116,060 : x
2. Step 2: Convert to fraction form
   512,880/1,116,060 = 1,116,060/x
3. Step 3: Cross multiply
   512,880x = 1,116,060 × 1,116,060
4. Step 4: Simplify right side
   512,880x = 1,245,589,923,600
5. Step 5: Solve for x
   x = 1,245,589,923,600/512,880
6. Step 6: Final answer
   x = 2,428,618.63