Finding the Fourth Proportional to 11,647.50, 17,473.98 and 3,856.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,647.50 : 17,473.98 = 3,856.32 : x
2. Step 2: Convert to fraction form
   11,647.50/17,473.98 = 3,856.32/x
3. Step 3: Cross multiply
   11,647.50x = 17,473.98 × 3,856.32
4. Step 4: Simplify right side
   11,647.50x = 67,385,258.55
5. Step 5: Solve for x
   x = 67,385,258.55/11,647.50
6. Step 6: Final answer
   x = 5,785.38