Finding the Fourth Proportional to 10,681.74, 16,024.88 and 3,659.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,681.74 : 16,024.88 = 3,659.87 : x
2. Step 2: Convert to fraction form
   10,681.74/16,024.88 = 3,659.87/x
3. Step 3: Cross multiply
   10,681.74x = 16,024.88 × 3,659.87
4. Step 4: Simplify right side
   10,681.74x = 58,648,977.57
5. Step 5: Solve for x
   x = 58,648,977.57/10,681.74
6. Step 6: Final answer
   x = 5,490.58