Finding the Third Proportional to 2,884.50 and 5,991.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,884.50 : 5,991.75 = 5,991.75 : x
2. Step 2: Convert to fraction form
   2,884.50/5,991.75 = 5,991.75/x
3. Step 3: Cross multiply
   2,884.50x = 5,991.75 × 5,991.75
4. Step 4: Simplify right side
   2,884.50x = 35,901,068.06
5. Step 5: Solve for x
   x = 35,901,068.06/2,884.50
6. Step 6: Final answer
   x = 12,446.20