Finding the Third Proportional to 53,257.50 and 72,110.25

Step by Step Solution

1. Step 1: Write the proportion equation
   53,257.50 : 72,110.25 = 72,110.25 : x
2. Step 2: Convert to fraction form
   53,257.50/72,110.25 = 72,110.25/x
3. Step 3: Cross multiply
   53,257.50x = 72,110.25 × 72,110.25
4. Step 4: Simplify right side
   53,257.50x = 5,199,888,155.06
5. Step 5: Solve for x
   x = 5,199,888,155.06/53,257.50
6. Step 6: Final answer
   x = 97,636.73