Finding the Third Proportional to 49,945.50 and 109,545.75

Step by Step Solution

1. Step 1: Write the proportion equation
   49,945.50 : 109,545.75 = 109,545.75 : x
2. Step 2: Convert to fraction form
   49,945.50/109,545.75 = 109,545.75/x
3. Step 3: Cross multiply
   49,945.50x = 109,545.75 × 109,545.75
4. Step 4: Simplify right side
   49,945.50x = 12,000,271,343.06
5. Step 5: Solve for x
   x = 12,000,271,343.06/49,945.50
6. Step 6: Final answer
   x = 240,267.32