Finding the Fourth Proportional to 142,349.82, 213,912.72 and 75,837.48

Step by Step Solution

1. Step 1: Write the proportion equation
   142,349.82 : 213,912.72 = 75,837.48 : x
2. Step 2: Convert to fraction form
   142,349.82/213,912.72 = 75,837.48/x
3. Step 3: Cross multiply
   142,349.82x = 213,912.72 × 75,837.48
4. Step 4: Simplify right side
   142,349.82x = 16,222,601,624.75
5. Step 5: Solve for x
   x = 16,222,601,624.75/142,349.82
6. Step 6: Final answer
   x = 113,962.92