Finding the Third Proportional to 867,938 and 1,314,147

Step by Step Solution

1. Step 1: Write the proportion equation
   867,938 : 1,314,147 = 1,314,147 : x
2. Step 2: Convert to fraction form
   867,938/1,314,147 = 1,314,147/x
3. Step 3: Cross multiply
   867,938x = 1,314,147 × 1,314,147
4. Step 4: Simplify right side
   867,938x = 1,726,982,337,609
5. Step 5: Solve for x
   x = 1,726,982,337,609/867,938
6. Step 6: Final answer
   x = 1,989,753.11