Finding the Fourth Proportional to 9,567.54, 14,345.91 and 2,991.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,567.54 : 14,345.91 = 2,991.96 : x
2. Step 2: Convert to fraction form
   9,567.54/14,345.91 = 2,991.96/x
3. Step 3: Cross multiply
   9,567.54x = 14,345.91 × 2,991.96
4. Step 4: Simplify right side
   9,567.54x = 42,922,388.88
5. Step 5: Solve for x
   x = 42,922,388.88/9,567.54
6. Step 6: Final answer
   x = 4,486.25