Finding the Fourth Proportional to 32,043.72, 48,072.41 and 10,978.11

Step by Step Solution

1. Step 1: Write the proportion equation
   32,043.72 : 48,072.41 = 10,978.11 : x
2. Step 2: Convert to fraction form
   32,043.72/48,072.41 = 10,978.11/x
3. Step 3: Cross multiply
   32,043.72x = 48,072.41 × 10,978.11
4. Step 4: Simplify right side
   32,043.72x = 527,744,150.05
5. Step 5: Solve for x
   x = 527,744,150.05/32,043.72
6. Step 6: Final answer
   x = 16,469.50