Finding the Fourth Proportional to 49,667.92, 74,548.72 and 18,108.48

Step by Step Solution

1. Step 1: Write the proportion equation
   49,667.92 : 74,548.72 = 18,108.48 : x
2. Step 2: Convert to fraction form
   49,667.92/74,548.72 = 18,108.48/x
3. Step 3: Cross multiply
   49,667.92x = 74,548.72 × 18,108.48
4. Step 4: Simplify right side
   49,667.92x = 1,349,964,005.15
5. Step 5: Solve for x
   x = 1,349,964,005.15/49,667.92
6. Step 6: Final answer
   x = 27,179.80