Finding the Fourth Proportional to 5,613.30, 7,742.24 and 3,622.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,613.30 : 7,742.24 = 3,622.86 : x
2. Step 2: Convert to fraction form
   5,613.30/7,742.24 = 3,622.86/x
3. Step 3: Cross multiply
   5,613.30x = 7,742.24 × 3,622.86
4. Step 4: Simplify right side
   5,613.30x = 28,049,051.61
5. Step 5: Solve for x
   x = 28,049,051.61/5,613.30
6. Step 6: Final answer
   x = 4,996.89