Finding the Fourth Proportional to 142,422.20, 213,645.50 and 37,241

Step by Step Solution

1. Step 1: Write the proportion equation
   142,422.20 : 213,645.50 = 37,241 : x
2. Step 2: Convert to fraction form
   142,422.20/213,645.50 = 37,241/x
3. Step 3: Cross multiply
   142,422.20x = 213,645.50 × 37,241
4. Step 4: Simplify right side
   142,422.20x = 7,956,372,065.50
5. Step 5: Solve for x
   x = 7,956,372,065.50/142,422.20
6. Step 6: Final answer
   x = 55,864.69