Finding the Third Proportional to 40.02 and 85.98

Step by Step Solution

1. Step 1: Write the proportion equation
   40.02 : 85.98 = 85.98 : x
2. Step 2: Convert to fraction form
   40.02/85.98 = 85.98/x
3. Step 3: Cross multiply
   40.02x = 85.98 × 85.98
4. Step 4: Simplify right side
   40.02x = 7,392.64
5. Step 5: Solve for x
   x = 7,392.64/40.02
6. Step 6: Final answer
   x = 184.73