Finding the Third Proportional to 159,813 and 248,449.50

Step by Step Solution

1. Step 1: Write the proportion equation
   159,813 : 248,449.50 = 248,449.50 : x
2. Step 2: Convert to fraction form
   159,813/248,449.50 = 248,449.50/x
3. Step 3: Cross multiply
   159,813x = 248,449.50 × 248,449.50
4. Step 4: Simplify right side
   159,813x = 61,727,154,050.25
5. Step 5: Solve for x
   x = 61,727,154,050.25/159,813
6. Step 6: Final answer
   x = 386,246.14