Finding the Fourth Proportional to 32,485.38, 44,816.25 and 21,856.56

Step by Step Solution

1. Step 1: Write the proportion equation
   32,485.38 : 44,816.25 = 21,856.56 : x
2. Step 2: Convert to fraction form
   32,485.38/44,816.25 = 21,856.56/x
3. Step 3: Cross multiply
   32,485.38x = 44,816.25 × 21,856.56
4. Step 4: Simplify right side
   32,485.38x = 979,529,057.10
5. Step 5: Solve for x
   x = 979,529,057.10/32,485.38
6. Step 6: Final answer
   x = 30,152.92