Finding the Third Proportional to 158,682 and 243,058.50

Step by Step Solution

1. Step 1: Write the proportion equation
   158,682 : 243,058.50 = 243,058.50 : x
2. Step 2: Convert to fraction form
   158,682/243,058.50 = 243,058.50/x
3. Step 3: Cross multiply
   158,682x = 243,058.50 × 243,058.50
4. Step 4: Simplify right side
   158,682x = 59,077,434,422.25
5. Step 5: Solve for x
   x = 59,077,434,422.25/158,682
6. Step 6: Final answer
   x = 372,300.79