Finding the Fourth Proportional to 142,330.96, 213,496.56 and 37,149.76

Step by Step Solution

1. Step 1: Write the proportion equation
   142,330.96 : 213,496.56 = 37,149.76 : x
2. Step 2: Convert to fraction form
   142,330.96/213,496.56 = 37,149.76/x
3. Step 3: Cross multiply
   142,330.96x = 213,496.56 × 37,149.76
4. Step 4: Simplify right side
   142,330.96x = 7,931,345,964.83
5. Step 5: Solve for x
   x = 7,931,345,964.83/142,330.96
6. Step 6: Final answer
   x = 55,724.67