Finding the Fourth Proportional to 10,715.59, 16,074.91 and 3,693.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,715.59 : 16,074.91 = 3,693.71 : x
2. Step 2: Convert to fraction form
   10,715.59/16,074.91 = 3,693.71/x
3. Step 3: Cross multiply
   10,715.59x = 16,074.91 × 3,693.71
4. Step 4: Simplify right side
   10,715.59x = 59,376,100.62
5. Step 5: Solve for x
   x = 59,376,100.62/10,715.59
6. Step 6: Final answer
   x = 5,541.09