Finding the Fourth Proportional to 142,151.53, 213,330.17 and 55,610.16

Step by Step Solution

1. Step 1: Write the proportion equation
   142,151.53 : 213,330.17 = 55,610.16 : x
2. Step 2: Convert to fraction form
   142,151.53/213,330.17 = 55,610.16/x
3. Step 3: Cross multiply
   142,151.53x = 213,330.17 × 55,610.16
4. Step 4: Simplify right side
   142,151.53x = 11,863,325,558.88
5. Step 5: Solve for x
   x = 11,863,325,558.88/142,151.53
6. Step 6: Final answer
   x = 83,455.49