Finding the Fourth Proportional to 11,449.98, 17,171.73 and 5,206.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,449.98 : 17,171.73 = 5,206.50 : x
2. Step 2: Convert to fraction form
   11,449.98/17,171.73 = 5,206.50/x
3. Step 3: Cross multiply
   11,449.98x = 17,171.73 × 5,206.50
4. Step 4: Simplify right side
   11,449.98x = 89,404,612.25
5. Step 5: Solve for x
   x = 89,404,612.25/11,449.98
6. Step 6: Final answer
   x = 7,808.28