Finding the Third Proportional to 864,696 and 1,293,588

Step by Step Solution

1. Step 1: Write the proportion equation
   864,696 : 1,293,588 = 1,293,588 : x
2. Step 2: Convert to fraction form
   864,696/1,293,588 = 1,293,588/x
3. Step 3: Cross multiply
   864,696x = 1,293,588 × 1,293,588
4. Step 4: Simplify right side
   864,696x = 1,673,369,913,744
5. Step 5: Solve for x
   x = 1,673,369,913,744/864,696
6. Step 6: Final answer
   x = 1,935,211.81