Finding the Fourth Proportional to 142,737.57, 214,109.82 and 47,969.13

Step by Step Solution

1. Step 1: Write the proportion equation
   142,737.57 : 214,109.82 = 47,969.13 : x
2. Step 2: Convert to fraction form
   142,737.57/214,109.82 = 47,969.13/x
3. Step 3: Cross multiply
   142,737.57x = 214,109.82 × 47,969.13
4. Step 4: Simplify right side
   142,737.57x = 10,270,661,789.86
5. Step 5: Solve for x
   x = 10,270,661,789.86/142,737.57
6. Step 6: Final answer
   x = 71,954.86