Finding the Fourth Proportional to 5,773.72, 7,962.42 and 3,783.55

Step by Step Solution

1. Step 1: Write the proportion equation
   5,773.72 : 7,962.42 = 3,783.55 : x
2. Step 2: Convert to fraction form
   5,773.72/7,962.42 = 3,783.55/x
3. Step 3: Cross multiply
   5,773.72x = 7,962.42 × 3,783.55
4. Step 4: Simplify right side
   5,773.72x = 30,126,214.19
5. Step 5: Solve for x
   x = 30,126,214.19/5,773.72
6. Step 6: Final answer
   x = 5,217.82