Finding the Fourth Proportional to 5,167.78, 7,130.89 and 3,492.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,167.78 : 7,130.89 = 3,492.83 : x
2. Step 2: Convert to fraction form
   5,167.78/7,130.89 = 3,492.83/x
3. Step 3: Cross multiply
   5,167.78x = 7,130.89 × 3,492.83
4. Step 4: Simplify right side
   5,167.78x = 24,906,986.52
5. Step 5: Solve for x
   x = 24,906,986.52/5,167.78
6. Step 6: Final answer
   x = 4,819.67