Finding the Third Proportional to 336,685.50 and 738,801

Step by Step Solution

1. Step 1: Write the proportion equation
   336,685.50 : 738,801 = 738,801 : x
2. Step 2: Convert to fraction form
   336,685.50/738,801 = 738,801/x
3. Step 3: Cross multiply
   336,685.50x = 738,801 × 738,801
4. Step 4: Simplify right side
   336,685.50x = 545,826,917,601
5. Step 5: Solve for x
   x = 545,826,917,601/336,685.50
6. Step 6: Final answer
   x = 1,621,177.38