Finding the Fourth Proportional to 142,606.92, 213,894.18 and 37,434.09

Step by Step Solution

1. Step 1: Write the proportion equation
   142,606.92 : 213,894.18 = 37,434.09 : x
2. Step 2: Convert to fraction form
   142,606.92/213,894.18 = 37,434.09/x
3. Step 3: Cross multiply
   142,606.92x = 213,894.18 × 37,434.09
4. Step 4: Simplify right side
   142,606.92x = 8,006,933,984.60
5. Step 5: Solve for x
   x = 8,006,933,984.60/142,606.92
6. Step 6: Final answer
   x = 56,146.88