Finding the Fourth Proportional to 6,186.16, 9,281.61 and 3,722.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,186.16 : 9,281.61 = 3,722.72 : x
2. Step 2: Convert to fraction form
   6,186.16/9,281.61 = 3,722.72/x
3. Step 3: Cross multiply
   6,186.16x = 9,281.61 × 3,722.72
4. Step 4: Simplify right side
   6,186.16x = 34,552,835.18
5. Step 5: Solve for x
   x = 34,552,835.18/6,186.16
6. Step 6: Final answer
   x = 5,585.51