Finding the Third Proportional to 367,087.50 and 812,785.50

Step by Step Solution

1. Step 1: Write the proportion equation
   367,087.50 : 812,785.50 = 812,785.50 : x
2. Step 2: Convert to fraction form
   367,087.50/812,785.50 = 812,785.50/x
3. Step 3: Cross multiply
   367,087.50x = 812,785.50 × 812,785.50
4. Step 4: Simplify right side
   367,087.50x = 660,620,269,010.25
5. Step 5: Solve for x
   x = 660,620,269,010.25/367,087.50
6. Step 6: Final answer
   x = 1,799,626.16