Finding the Fourth Proportional to 48,042.56, 72,013.69 and 16,443.31

Step by Step Solution

1. Step 1: Write the proportion equation
   48,042.56 : 72,013.69 = 16,443.31 : x
2. Step 2: Convert to fraction form
   48,042.56/72,013.69 = 16,443.31/x
3. Step 3: Cross multiply
   48,042.56x = 72,013.69 × 16,443.31
4. Step 4: Simplify right side
   48,042.56x = 1,184,143,428.91
5. Step 5: Solve for x
   x = 1,184,143,428.91/48,042.56
6. Step 6: Final answer
   x = 24,647.80