Finding the Fourth Proportional to 134,542.28, 185,667.48 and 74,111.52

Step by Step Solution

1. Step 1: Write the proportion equation
   134,542.28 : 185,667.48 = 74,111.52 : x
2. Step 2: Convert to fraction form
   134,542.28/185,667.48 = 74,111.52/x
3. Step 3: Cross multiply
   134,542.28x = 185,667.48 × 74,111.52
4. Step 4: Simplify right side
   134,542.28x = 13,760,099,157.37
5. Step 5: Solve for x
   x = 13,760,099,157.37/134,542.28
6. Step 6: Final answer
   x = 102,273.42