Finding the Third Proportional to 147,839 and 231,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,839 : 231,648.50 = 231,648.50 : x
2. Step 2: Convert to fraction form
   147,839/231,648.50 = 231,648.50/x
3. Step 3: Cross multiply
   147,839x = 231,648.50 × 231,648.50
4. Step 4: Simplify right side
   147,839x = 53,661,027,552.25
5. Step 5: Solve for x
   x = 53,661,027,552.25/147,839
6. Step 6: Final answer
   x = 362,969.36