Finding the Third Proportional to 53,866.69 and 72,049.50

Step by Step Solution

1. Step 1: Write the proportion equation
   53,866.69 : 72,049.50 = 72,049.50 : x
2. Step 2: Convert to fraction form
   53,866.69/72,049.50 = 72,049.50/x
3. Step 3: Cross multiply
   53,866.69x = 72,049.50 × 72,049.50
4. Step 4: Simplify right side
   53,866.69x = 5,191,130,450.25
5. Step 5: Solve for x
   x = 5,191,130,450.25/53,866.69
6. Step 6: Final answer
   x = 96,369.96