Finding the Third Proportional to 336,868.50 and 730,410

Step by Step Solution

1. Step 1: Write the proportion equation
   336,868.50 : 730,410 = 730,410 : x
2. Step 2: Convert to fraction form
   336,868.50/730,410 = 730,410/x
3. Step 3: Cross multiply
   336,868.50x = 730,410 × 730,410
4. Step 4: Simplify right side
   336,868.50x = 533,498,768,100
5. Step 5: Solve for x
   x = 533,498,768,100/336,868.50
6. Step 6: Final answer
   x = 1,583,700.37