Finding the Third Proportional to 379,665 and 802,019.25

Step by Step Solution

1. Step 1: Write the proportion equation
   379,665 : 802,019.25 = 802,019.25 : x
2. Step 2: Convert to fraction form
   379,665/802,019.25 = 802,019.25/x
3. Step 3: Cross multiply
   379,665x = 802,019.25 × 802,019.25
4. Step 4: Simplify right side
   379,665x = 643,234,877,370.56
5. Step 5: Solve for x
   x = 643,234,877,370.56/379,665
6. Step 6: Final answer
   x = 1,694,216.95