Finding the Fourth Proportional to 5,429.82, 7,492.70 and 3,191.79

Step by Step Solution

1. Step 1: Write the proportion equation
   5,429.82 : 7,492.70 = 3,191.79 : x
2. Step 2: Convert to fraction form
   5,429.82/7,492.70 = 3,191.79/x
3. Step 3: Cross multiply
   5,429.82x = 7,492.70 × 3,191.79
4. Step 4: Simplify right side
   5,429.82x = 23,915,132.91
5. Step 5: Solve for x
   x = 23,915,132.91/5,429.82
6. Step 6: Final answer
   x = 4,404.41