Finding the Third Proportional to 49,542 and 74,545.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,542 : 74,545.50 = 74,545.50 : x
2. Step 2: Convert to fraction form
   49,542/74,545.50 = 74,545.50/x
3. Step 3: Cross multiply
   49,542x = 74,545.50 × 74,545.50
4. Step 4: Simplify right side
   49,542x = 5,557,031,570.25
5. Step 5: Solve for x
   x = 5,557,031,570.25/49,542
6. Step 6: Final answer
   x = 112,168.09