Finding the Fourth Proportional to 7,152.32, 10,727.17 and 2,991.22

Step by Step Solution

1. Step 1: Write the proportion equation
   7,152.32 : 10,727.17 = 2,991.22 : x
2. Step 2: Convert to fraction form
   7,152.32/10,727.17 = 2,991.22/x
3. Step 3: Cross multiply
   7,152.32x = 10,727.17 × 2,991.22
4. Step 4: Simplify right side
   7,152.32x = 32,087,291.15
5. Step 5: Solve for x
   x = 32,087,291.15/7,152.32
6. Step 6: Final answer
   x = 4,486.28