Finding the Third Proportional to 412,801.50 and 550,462.50

Step by Step Solution

1. Step 1: Write the proportion equation
   412,801.50 : 550,462.50 = 550,462.50 : x
2. Step 2: Convert to fraction form
   412,801.50/550,462.50 = 550,462.50/x
3. Step 3: Cross multiply
   412,801.50x = 550,462.50 × 550,462.50
4. Step 4: Simplify right side
   412,801.50x = 303,008,963,906.25
5. Step 5: Solve for x
   x = 303,008,963,906.25/412,801.50
6. Step 6: Final answer
   x = 734,030.68