Finding the Fourth Proportional to 142,555.78, 213,831.43 and 49,062.34

Step by Step Solution

1. Step 1: Write the proportion equation
   142,555.78 : 213,831.43 = 49,062.34 : x
2. Step 2: Convert to fraction form
   142,555.78/213,831.43 = 49,062.34/x
3. Step 3: Cross multiply
   142,555.78x = 213,831.43 × 49,062.34
4. Step 4: Simplify right side
   142,555.78x = 10,491,070,321.35
5. Step 5: Solve for x
   x = 10,491,070,321.35/142,555.78
6. Step 6: Final answer
   x = 73,592.74