Finding the Third Proportional to 19,237.50 and 48,640.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,237.50 : 48,640.50 = 48,640.50 : x
2. Step 2: Convert to fraction form
   19,237.50/48,640.50 = 48,640.50/x
3. Step 3: Cross multiply
   19,237.50x = 48,640.50 × 48,640.50
4. Step 4: Simplify right side
   19,237.50x = 2,365,898,240.25
5. Step 5: Solve for x
   x = 2,365,898,240.25/19,237.50
6. Step 6: Final answer
   x = 122,983.66