Finding the Third Proportional to 49,909.50 and 72,537.75

Step by Step Solution

1. Step 1: Write the proportion equation
   49,909.50 : 72,537.75 = 72,537.75 : x
2. Step 2: Convert to fraction form
   49,909.50/72,537.75 = 72,537.75/x
3. Step 3: Cross multiply
   49,909.50x = 72,537.75 × 72,537.75
4. Step 4: Simplify right side
   49,909.50x = 5,261,725,175.06
5. Step 5: Solve for x
   x = 5,261,725,175.06/49,909.50
6. Step 6: Final answer
   x = 105,425.32