Finding the Fourth Proportional to 10,707.58, 16,057.38 and 3,685.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,707.58 : 16,057.38 = 3,685.60 : x
2. Step 2: Convert to fraction form
   10,707.58/16,057.38 = 3,685.60/x
3. Step 3: Cross multiply
   10,707.58x = 16,057.38 × 3,685.60
4. Step 4: Simplify right side
   10,707.58x = 59,181,079.73
5. Step 5: Solve for x
   x = 59,181,079.73/10,707.58
6. Step 6: Final answer
   x = 5,527.03