Finding the Fourth Proportional to 10,634.50, 15,951.89 and 3,709

Step by Step Solution

1. Step 1: Write the proportion equation
   10,634.50 : 15,951.89 = 3,709 : x
2. Step 2: Convert to fraction form
   10,634.50/15,951.89 = 3,709/x
3. Step 3: Cross multiply
   10,634.50x = 15,951.89 × 3,709
4. Step 4: Simplify right side
   10,634.50x = 59,165,541.47
5. Step 5: Solve for x
   x = 59,165,541.47/10,634.50
6. Step 6: Final answer
   x = 5,563.55