Finding the Third Proportional to 40.19 and 60.47

Step by Step Solution

1. Step 1: Write the proportion equation
   40.19 : 60.47 = 60.47 : x
2. Step 2: Convert to fraction form
   40.19/60.47 = 60.47/x
3. Step 3: Cross multiply
   40.19x = 60.47 × 60.47
4. Step 4: Simplify right side
   40.19x = 3,656.47
5. Step 5: Solve for x
   x = 3,656.47/40.19
6. Step 6: Final answer
   x = 90.99