Finding the Fourth Proportional to 9,856.62, 14,785.20 and 2,837.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,856.62 : 14,785.20 = 2,837.16 : x
2. Step 2: Convert to fraction form
   9,856.62/14,785.20 = 2,837.16/x
3. Step 3: Cross multiply
   9,856.62x = 14,785.20 × 2,837.16
4. Step 4: Simplify right side
   9,856.62x = 41,947,978.03
5. Step 5: Solve for x
   x = 41,947,978.03/9,856.62
6. Step 6: Final answer
   x = 4,255.82