Finding the Fourth Proportional to 142,738.27, 214,095.25 and 58,474.37

Step by Step Solution

1. Step 1: Write the proportion equation
   142,738.27 : 214,095.25 = 58,474.37 : x
2. Step 2: Convert to fraction form
   142,738.27/214,095.25 = 58,474.37/x
3. Step 3: Cross multiply
   142,738.27x = 214,095.25 × 58,474.37
4. Step 4: Simplify right side
   142,738.27x = 12,519,085,472.07
5. Step 5: Solve for x
   x = 12,519,085,472.07/142,738.27
6. Step 6: Final answer
   x = 87,706.58