Finding the Third Proportional to 1,083,123.50 and 1,686,793

Step by Step Solution

1. Step 1: Write the proportion equation
   1,083,123.50 : 1,686,793 = 1,686,793 : x
2. Step 2: Convert to fraction form
   1,083,123.50/1,686,793 = 1,686,793/x
3. Step 3: Cross multiply
   1,083,123.50x = 1,686,793 × 1,686,793
4. Step 4: Simplify right side
   1,083,123.50x = 2,845,270,624,849
5. Step 5: Solve for x
   x = 2,845,270,624,849/1,083,123.50
6. Step 6: Final answer
   x = 2,626,912.47