Finding the Third Proportional to 240,236.50 and 368,499

Step by Step Solution

1. Step 1: Write the proportion equation
   240,236.50 : 368,499 = 368,499 : x
2. Step 2: Convert to fraction form
   240,236.50/368,499 = 368,499/x
3. Step 3: Cross multiply
   240,236.50x = 368,499 × 368,499
4. Step 4: Simplify right side
   240,236.50x = 135,791,513,001
5. Step 5: Solve for x
   x = 135,791,513,001/240,236.50
6. Step 6: Final answer
   x = 565,240.97