Finding the Third Proportional to 335,722.50 and 725,064

Step by Step Solution

1. Step 1: Write the proportion equation
   335,722.50 : 725,064 = 725,064 : x
2. Step 2: Convert to fraction form
   335,722.50/725,064 = 725,064/x
3. Step 3: Cross multiply
   335,722.50x = 725,064 × 725,064
4. Step 4: Simplify right side
   335,722.50x = 525,717,804,096
5. Step 5: Solve for x
   x = 525,717,804,096/335,722.50
6. Step 6: Final answer
   x = 1,565,929.61