Finding the Third Proportional to 750,457.50 and 1,123,634

Step by Step Solution

1. Step 1: Write the proportion equation
   750,457.50 : 1,123,634 = 1,123,634 : x
2. Step 2: Convert to fraction form
   750,457.50/1,123,634 = 1,123,634/x
3. Step 3: Cross multiply
   750,457.50x = 1,123,634 × 1,123,634
4. Step 4: Simplify right side
   750,457.50x = 1,262,553,365,956
5. Step 5: Solve for x
   x = 1,262,553,365,956/750,457.50
6. Step 6: Final answer
   x = 1,682,378.24