Finding the Fourth Proportional to 10,713.57, 16,071.10 and 3,317.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,713.57 : 16,071.10 = 3,317.05 : x
2. Step 2: Convert to fraction form
   10,713.57/16,071.10 = 3,317.05/x
3. Step 3: Cross multiply
   10,713.57x = 16,071.10 × 3,317.05
4. Step 4: Simplify right side
   10,713.57x = 53,308,642.26
5. Step 5: Solve for x
   x = 53,308,642.26/10,713.57
6. Step 6: Final answer
   x = 4,975.81