Finding the Third Proportional to 353,632.50 and 723,607.50

Step by Step Solution

1. Step 1: Write the proportion equation
   353,632.50 : 723,607.50 = 723,607.50 : x
2. Step 2: Convert to fraction form
   353,632.50/723,607.50 = 723,607.50/x
3. Step 3: Cross multiply
   353,632.50x = 723,607.50 × 723,607.50
4. Step 4: Simplify right side
   353,632.50x = 523,607,814,056.25
5. Step 5: Solve for x
   x = 523,607,814,056.25/353,632.50
6. Step 6: Final answer
   x = 1,480,655.24