Finding the Third Proportional to 368,985.38 and 801,940.50

Step by Step Solution

1. Step 1: Write the proportion equation
   368,985.38 : 801,940.50 = 801,940.50 : x
2. Step 2: Convert to fraction form
   368,985.38/801,940.50 = 801,940.50/x
3. Step 3: Cross multiply
   368,985.38x = 801,940.50 × 801,940.50
4. Step 4: Simplify right side
   368,985.38x = 643,108,565,540.25
5. Step 5: Solve for x
   x = 643,108,565,540.25/368,985.38
6. Step 6: Final answer
   x = 1,742,910.72