Finding the Third Proportional to 535,579.50 and 734,404.50

Step by Step Solution

1. Step 1: Write the proportion equation
   535,579.50 : 734,404.50 = 734,404.50 : x
2. Step 2: Convert to fraction form
   535,579.50/734,404.50 = 734,404.50/x
3. Step 3: Cross multiply
   535,579.50x = 734,404.50 × 734,404.50
4. Step 4: Simplify right side
   535,579.50x = 539,349,969,620.25
5. Step 5: Solve for x
   x = 539,349,969,620.25/535,579.50
6. Step 6: Final answer
   x = 1,007,039.98