Finding the Fourth Proportional to 3,191.42, 4,404.27 and 1,932.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,191.42 : 4,404.27 = 1,932.71 : x
2. Step 2: Convert to fraction form
   3,191.42/4,404.27 = 1,932.71/x
3. Step 3: Cross multiply
   3,191.42x = 4,404.27 × 1,932.71
4. Step 4: Simplify right side
   3,191.42x = 8,512,167.01
5. Step 5: Solve for x
   x = 8,512,167.01/3,191.42
6. Step 6: Final answer
   x = 2,667.20