Finding the Third Proportional to 49,500.38 and 65,638.13

Step by Step Solution

1. Step 1: Write the proportion equation
   49,500.38 : 65,638.13 = 65,638.13 : x
2. Step 2: Convert to fraction form
   49,500.38/65,638.13 = 65,638.13/x
3. Step 3: Cross multiply
   49,500.38x = 65,638.13 × 65,638.13
4. Step 4: Simplify right side
   49,500.38x = 4,308,363,453.52
5. Step 5: Solve for x
   x = 4,308,363,453.52/49,500.38
6. Step 6: Final answer
   x = 87,036.99