Finding the Third Proportional to 535,288.50 and 729,101.25

Step by Step Solution

1. Step 1: Write the proportion equation
   535,288.50 : 729,101.25 = 729,101.25 : x
2. Step 2: Convert to fraction form
   535,288.50/729,101.25 = 729,101.25/x
3. Step 3: Cross multiply
   535,288.50x = 729,101.25 × 729,101.25
4. Step 4: Simplify right side
   535,288.50x = 531,588,632,751.56
5. Step 5: Solve for x
   x = 531,588,632,751.56/535,288.50
6. Step 6: Final answer
   x = 993,088.09