Finding the Third Proportional to 380,040 and 802,992

Step by Step Solution

1. Step 1: Write the proportion equation
   380,040 : 802,992 = 802,992 : x
2. Step 2: Convert to fraction form
   380,040/802,992 = 802,992/x
3. Step 3: Cross multiply
   380,040x = 802,992 × 802,992
4. Step 4: Simplify right side
   380,040x = 644,796,152,064
5. Step 5: Solve for x
   x = 644,796,152,064/380,040
6. Step 6: Final answer
   x = 1,696,653.38