Finding the Fourth Proportional to 142,867.27, 214,300.89 and 48,089.50

Step by Step Solution

1. Step 1: Write the proportion equation
   142,867.27 : 214,300.89 = 48,089.50 : x
2. Step 2: Convert to fraction form
   142,867.27/214,300.89 = 48,089.50/x
3. Step 3: Cross multiply
   142,867.27x = 214,300.89 × 48,089.50
4. Step 4: Simplify right side
   142,867.27x = 10,305,622,113.90
5. Step 5: Solve for x
   x = 10,305,622,113.90/142,867.27
6. Step 6: Final answer
   x = 72,134.24