Finding the Third Proportional to 246,660 and 368,998.50

Step by Step Solution

1. Step 1: Write the proportion equation
   246,660 : 368,998.50 = 368,998.50 : x
2. Step 2: Convert to fraction form
   246,660/368,998.50 = 368,998.50/x
3. Step 3: Cross multiply
   246,660x = 368,998.50 × 368,998.50
4. Step 4: Simplify right side
   246,660x = 136,159,893,002.25
5. Step 5: Solve for x
   x = 136,159,893,002.25/246,660
6. Step 6: Final answer
   x = 552,014.49