Finding the Third Proportional to 367,609.50 and 807,708

Step by Step Solution

1. Step 1: Write the proportion equation
   367,609.50 : 807,708 = 807,708 : x
2. Step 2: Convert to fraction form
   367,609.50/807,708 = 807,708/x
3. Step 3: Cross multiply
   367,609.50x = 807,708 × 807,708
4. Step 4: Simplify right side
   367,609.50x = 652,392,213,264
5. Step 5: Solve for x
   x = 652,392,213,264/367,609.50
6. Step 6: Final answer
   x = 1,774,688.12