Finding the Third Proportional to 738,258 and 1,055,704.50

Step by Step Solution

1. Step 1: Write the proportion equation
   738,258 : 1,055,704.50 = 1,055,704.50 : x
2. Step 2: Convert to fraction form
   738,258/1,055,704.50 = 1,055,704.50/x
3. Step 3: Cross multiply
   738,258x = 1,055,704.50 × 1,055,704.50
4. Step 4: Simplify right side
   738,258x = 1,114,511,991,320.25
5. Step 5: Solve for x
   x = 1,114,511,991,320.25/738,258
6. Step 6: Final answer
   x = 1,509,651.09