Finding the Fourth Proportional to 142,238.33, 213,462.49 and 67,358.35

Step by Step Solution

1. Step 1: Write the proportion equation
   142,238.33 : 213,462.49 = 67,358.35 : x
2. Step 2: Convert to fraction form
   142,238.33/213,462.49 = 67,358.35/x
3. Step 3: Cross multiply
   142,238.33x = 213,462.49 × 67,358.35
4. Step 4: Simplify right side
   142,238.33x = 14,378,480,776.50
5. Step 5: Solve for x
   x = 14,378,480,776.50/142,238.33
6. Step 6: Final answer
   x = 101,087.25