Finding the Third Proportional to 521,581.50 and 744,462

Step by Step Solution

1. Step 1: Write the proportion equation
   521,581.50 : 744,462 = 744,462 : x
2. Step 2: Convert to fraction form
   521,581.50/744,462 = 744,462/x
3. Step 3: Cross multiply
   521,581.50x = 744,462 × 744,462
4. Step 4: Simplify right side
   521,581.50x = 554,223,669,444
5. Step 5: Solve for x
   x = 554,223,669,444/521,581.50
6. Step 6: Final answer
   x = 1,062,583.07