Finding the Third Proportional to 36,672.75 and 77,287.92

Step by Step Solution

1. Step 1: Write the proportion equation
   36,672.75 : 77,287.92 = 77,287.92 : x
2. Step 2: Convert to fraction form
   36,672.75/77,287.92 = 77,287.92/x
3. Step 3: Cross multiply
   36,672.75x = 77,287.92 × 77,287.92
4. Step 4: Simplify right side
   36,672.75x = 5,973,422,867.76
5. Step 5: Solve for x
   x = 5,973,422,867.76/36,672.75
6. Step 6: Final answer
   x = 162,884.51