Finding the Third Proportional to 50,990.25 and 108,058.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,990.25 : 108,058.50 = 108,058.50 : x
2. Step 2: Convert to fraction form
   50,990.25/108,058.50 = 108,058.50/x
3. Step 3: Cross multiply
   50,990.25x = 108,058.50 × 108,058.50
4. Step 4: Simplify right side
   50,990.25x = 11,676,639,422.25
5. Step 5: Solve for x
   x = 11,676,639,422.25/50,990.25
6. Step 6: Final answer
   x = 228,997.49