Finding the Third Proportional to 396,817.50 and 881,916

Step by Step Solution

1. Step 1: Write the proportion equation
   396,817.50 : 881,916 = 881,916 : x
2. Step 2: Convert to fraction form
   396,817.50/881,916 = 881,916/x
3. Step 3: Cross multiply
   396,817.50x = 881,916 × 881,916
4. Step 4: Simplify right side
   396,817.50x = 777,775,831,056
5. Step 5: Solve for x
   x = 777,775,831,056/396,817.50
6. Step 6: Final answer
   x = 1,960,034.10