Finding the Fourth Proportional to 134,633.28, 185,790.72 and 73,381.42

Step by Step Solution

1. Step 1: Write the proportion equation
   134,633.28 : 185,790.72 = 73,381.42 : x
2. Step 2: Convert to fraction form
   134,633.28/185,790.72 = 73,381.42/x
3. Step 3: Cross multiply
   134,633.28x = 185,790.72 × 73,381.42
4. Step 4: Simplify right side
   134,633.28x = 13,633,586,856.42
5. Step 5: Solve for x
   x = 13,633,586,856.42/134,633.28
6. Step 6: Final answer
   x = 101,264.61