Finding the Third Proportional to 43,537.50 and 65,137.50

Step by Step Solution

1. Step 1: Write the proportion equation
   43,537.50 : 65,137.50 = 65,137.50 : x
2. Step 2: Convert to fraction form
   43,537.50/65,137.50 = 65,137.50/x
3. Step 3: Cross multiply
   43,537.50x = 65,137.50 × 65,137.50
4. Step 4: Simplify right side
   43,537.50x = 4,242,893,906.25
5. Step 5: Solve for x
   x = 4,242,893,906.25/43,537.50
6. Step 6: Final answer
   x = 97,453.78