Finding the Third Proportional to 40,868.25 and 87,997.88

Step by Step Solution

1. Step 1: Write the proportion equation
   40,868.25 : 87,997.88 = 87,997.88 : x
2. Step 2: Convert to fraction form
   40,868.25/87,997.88 = 87,997.88/x
3. Step 3: Cross multiply
   40,868.25x = 87,997.88 × 87,997.88
4. Step 4: Simplify right side
   40,868.25x = 7,743,626,004.52
5. Step 5: Solve for x
   x = 7,743,626,004.52/40,868.25
6. Step 6: Final answer
   x = 189,477.80