Finding the Fourth Proportional to 142,982.50, 214,488.33 and 49,487.98

Step by Step Solution

1. Step 1: Write the proportion equation
   142,982.50 : 214,488.33 = 49,487.98 : x
2. Step 2: Convert to fraction form
   142,982.50/214,488.33 = 49,487.98/x
3. Step 3: Cross multiply
   142,982.50x = 214,488.33 × 49,487.98
4. Step 4: Simplify right side
   142,982.50x = 10,614,594,185.27
5. Step 5: Solve for x
   x = 10,614,594,185.27/142,982.50
6. Step 6: Final answer
   x = 74,237.02