Finding the Third Proportional to 601,578 and 802,788

Step by Step Solution

1. Step 1: Write the proportion equation
   601,578 : 802,788 = 802,788 : x
2. Step 2: Convert to fraction form
   601,578/802,788 = 802,788/x
3. Step 3: Cross multiply
   601,578x = 802,788 × 802,788
4. Step 4: Simplify right side
   601,578x = 644,468,572,944
5. Step 5: Solve for x
   x = 644,468,572,944/601,578
6. Step 6: Final answer
   x = 1,071,296.78