Finding the Fourth Proportional to 134,146.62, 185,028.61 and 113,863.56

Step by Step Solution

1. Step 1: Write the proportion equation
   134,146.62 : 185,028.61 = 113,863.56 : x
2. Step 2: Convert to fraction form
   134,146.62/185,028.61 = 113,863.56/x
3. Step 3: Cross multiply
   134,146.62x = 185,028.61 × 113,863.56
4. Step 4: Simplify right side
   134,146.62x = 21,068,015,667.13
5. Step 5: Solve for x
   x = 21,068,015,667.13/134,146.62
6. Step 6: Final answer
   x = 157,052.15