Finding the Fourth Proportional to 33,036.53, 49,560.98 and 10,856.30

Step by Step Solution

1. Step 1: Write the proportion equation
   33,036.53 : 49,560.98 = 10,856.30 : x
2. Step 2: Convert to fraction form
   33,036.53/49,560.98 = 10,856.30/x
3. Step 3: Cross multiply
   33,036.53x = 49,560.98 × 10,856.30
4. Step 4: Simplify right side
   33,036.53x = 538,048,565.09
5. Step 5: Solve for x
   x = 538,048,565.09/33,036.53
6. Step 6: Final answer
   x = 16,286.48