Finding the Third Proportional to 750,460.50 and 1,123,638

Step by Step Solution

1. Step 1: Write the proportion equation
   750,460.50 : 1,123,638 = 1,123,638 : x
2. Step 2: Convert to fraction form
   750,460.50/1,123,638 = 1,123,638/x
3. Step 3: Cross multiply
   750,460.50x = 1,123,638 × 1,123,638
4. Step 4: Simplify right side
   750,460.50x = 1,262,562,355,044
5. Step 5: Solve for x
   x = 1,262,562,355,044/750,460.50
6. Step 6: Final answer
   x = 1,682,383.49