Finding the Third Proportional to 493,945.50 and 744,810

Step by Step Solution

1. Step 1: Write the proportion equation
   493,945.50 : 744,810 = 744,810 : x
2. Step 2: Convert to fraction form
   493,945.50/744,810 = 744,810/x
3. Step 3: Cross multiply
   493,945.50x = 744,810 × 744,810
4. Step 4: Simplify right side
   493,945.50x = 554,741,936,100
5. Step 5: Solve for x
   x = 554,741,936,100/493,945.50
6. Step 6: Final answer
   x = 1,123,083.29