Finding the Fourth Proportional to 3,687.17, 5,519.89 and 2,435.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,687.17 : 5,519.89 = 2,435.47 : x
2. Step 2: Convert to fraction form
   3,687.17/5,519.89 = 2,435.47/x
3. Step 3: Cross multiply
   3,687.17x = 5,519.89 × 2,435.47
4. Step 4: Simplify right side
   3,687.17x = 13,443,515.74
5. Step 5: Solve for x
   x = 13,443,515.74/3,687.17
6. Step 6: Final answer
   x = 3,646.03