Finding the Fourth Proportional to 142,151.94, 213,226.82 and 57,892.28

Step by Step Solution

1. Step 1: Write the proportion equation
   142,151.94 : 213,226.82 = 57,892.28 : x
2. Step 2: Convert to fraction form
   142,151.94/213,226.82 = 57,892.28/x
3. Step 3: Cross multiply
   142,151.94x = 213,226.82 × 57,892.28
4. Step 4: Simplify right side
   142,151.94x = 12,344,186,766.95
5. Step 5: Solve for x
   x = 12,344,186,766.95/142,151.94
6. Step 6: Final answer
   x = 86,837.98