Finding the Third Proportional to 920,680 and 2,008,640

Step by Step Solution

1. Step 1: Write the proportion equation
   920,680 : 2,008,640 = 2,008,640 : x
2. Step 2: Convert to fraction form
   920,680/2,008,640 = 2,008,640/x
3. Step 3: Cross multiply
   920,680x = 2,008,640 × 2,008,640
4. Step 4: Simplify right side
   920,680x = 4,034,634,649,600
5. Step 5: Solve for x
   x = 4,034,634,649,600/920,680
6. Step 6: Final answer
   x = 4,382,233.40