Finding the Fourth Proportional to 5,492.71, 8,235.15 and 2,569.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,492.71 : 8,235.15 = 2,569.42 : x
2. Step 2: Convert to fraction form
   5,492.71/8,235.15 = 2,569.42/x
3. Step 3: Cross multiply
   5,492.71x = 8,235.15 × 2,569.42
4. Step 4: Simplify right side
   5,492.71x = 21,159,559.77
5. Step 5: Solve for x
   x = 21,159,559.77/5,492.71
6. Step 6: Final answer
   x = 3,852.30