Finding the Fourth Proportional to 3,808.25, 5,681.65 and 3,392.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,808.25 : 5,681.65 = 3,392.72 : x
2. Step 2: Convert to fraction form
   3,808.25/5,681.65 = 3,392.72/x
3. Step 3: Cross multiply
   3,808.25x = 5,681.65 × 3,392.72
4. Step 4: Simplify right side
   3,808.25x = 19,276,247.59
5. Step 5: Solve for x
   x = 19,276,247.59/3,808.25
6. Step 6: Final answer
   x = 5,061.71