Finding the Fourth Proportional to 3,877.64, 5,356.82 and 3,352.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,877.64 : 5,356.82 = 3,352.76 : x
2. Step 2: Convert to fraction form
   3,877.64/5,356.82 = 3,352.76/x
3. Step 3: Cross multiply
   3,877.64x = 5,356.82 × 3,352.76
4. Step 4: Simplify right side
   3,877.64x = 17,960,131.82
5. Step 5: Solve for x
   x = 17,960,131.82/3,877.64
6. Step 6: Final answer
   x = 4,631.72