Finding the Fourth Proportional to 10,913.31, 16,373.16 and 3,517.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,913.31 : 16,373.16 = 3,517.62 : x
2. Step 2: Convert to fraction form
   10,913.31/16,373.16 = 3,517.62/x
3. Step 3: Cross multiply
   10,913.31x = 16,373.16 × 3,517.62
4. Step 4: Simplify right side
   10,913.31x = 57,594,555.08
5. Step 5: Solve for x
   x = 57,594,555.08/10,913.31
6. Step 6: Final answer
   x = 5,277.46