Finding the Fourth Proportional to 142,956.81, 214,505.07 and 101,105.82

Step by Step Solution

1. Step 1: Write the proportion equation
   142,956.81 : 214,505.07 = 101,105.82 : x
2. Step 2: Convert to fraction form
   142,956.81/214,505.07 = 101,105.82/x
3. Step 3: Cross multiply
   142,956.81x = 214,505.07 × 101,105.82
4. Step 4: Simplify right side
   142,956.81x = 21,687,710,996.51
5. Step 5: Solve for x
   x = 21,687,710,996.51/142,956.81
6. Step 6: Final answer
   x = 151,708.13