Finding the Third Proportional to 5,068.20 and 10,991.95

Step by Step Solution

1. Step 1: Write the proportion equation
   5,068.20 : 10,991.95 = 10,991.95 : x
2. Step 2: Convert to fraction form
   5,068.20/10,991.95 = 10,991.95/x
3. Step 3: Cross multiply
   5,068.20x = 10,991.95 × 10,991.95
4. Step 4: Simplify right side
   5,068.20x = 120,823,033.50
5. Step 5: Solve for x
   x = 120,823,033.50/5,068.20
6. Step 6: Final answer
   x = 23,839.46