Finding the Third Proportional to 920,280 and 1,968,496

Step by Step Solution

1. Step 1: Write the proportion equation
   920,280 : 1,968,496 = 1,968,496 : x
2. Step 2: Convert to fraction form
   920,280/1,968,496 = 1,968,496/x
3. Step 3: Cross multiply
   920,280x = 1,968,496 × 1,968,496
4. Step 4: Simplify right side
   920,280x = 3,874,976,502,016
5. Step 5: Solve for x
   x = 3,874,976,502,016/920,280
6. Step 6: Final answer
   x = 4,210,649.48