Finding the Fourth Proportional to 5,019.79, 7,532.37 and 3,778.67

Step by Step Solution

1. Step 1: Write the proportion equation
   5,019.79 : 7,532.37 = 3,778.67 : x
2. Step 2: Convert to fraction form
   5,019.79/7,532.37 = 3,778.67/x
3. Step 3: Cross multiply
   5,019.79x = 7,532.37 × 3,778.67
4. Step 4: Simplify right side
   5,019.79x = 28,462,340.55
5. Step 5: Solve for x
   x = 28,462,340.55/5,019.79
6. Step 6: Final answer
   x = 5,670.03