Finding the Third Proportional to 2,991.75 and 4,062

Step by Step Solution

1. Step 1: Write the proportion equation
   2,991.75 : 4,062 = 4,062 : x
2. Step 2: Convert to fraction form
   2,991.75/4,062 = 4,062/x
3. Step 3: Cross multiply
   2,991.75x = 4,062 × 4,062
4. Step 4: Simplify right side
   2,991.75x = 16,499,844
5. Step 5: Solve for x
   x = 16,499,844/2,991.75
6. Step 6: Final answer
   x = 5,515.11