Finding the Fourth Proportional to 3,898.53, 5,384.27 and 3,654.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,898.53 : 5,384.27 = 3,654.32 : x
2. Step 2: Convert to fraction form
   3,898.53/5,384.27 = 3,654.32/x
3. Step 3: Cross multiply
   3,898.53x = 5,384.27 × 3,654.32
4. Step 4: Simplify right side
   3,898.53x = 19,675,827.76
5. Step 5: Solve for x
   x = 19,675,827.76/3,898.53
6. Step 6: Final answer
   x = 5,046.99