Finding the Fourth Proportional to 142,052.24, 213,128.04 and 63,158.96

Step by Step Solution

1. Step 1: Write the proportion equation
   142,052.24 : 213,128.04 = 63,158.96 : x
2. Step 2: Convert to fraction form
   142,052.24/213,128.04 = 63,158.96/x
3. Step 3: Cross multiply
   142,052.24x = 213,128.04 × 63,158.96
4. Step 4: Simplify right side
   142,052.24x = 13,460,945,353.24
5. Step 5: Solve for x
   x = 13,460,945,353.24/142,052.24
6. Step 6: Final answer
   x = 94,760.53