Finding the Fourth Proportional to 129,067.65, 193,557.81 and 49,086.62

Step by Step Solution

1. Step 1: Write the proportion equation
   129,067.65 : 193,557.81 = 49,086.62 : x
2. Step 2: Convert to fraction form
   129,067.65/193,557.81 = 49,086.62/x
3. Step 3: Cross multiply
   129,067.65x = 193,557.81 × 49,086.62
4. Step 4: Simplify right side
   129,067.65x = 9,501,098,667.50
5. Step 5: Solve for x
   x = 9,501,098,667.50/129,067.65
6. Step 6: Final answer
   x = 73,613.32