Finding the Fourth Proportional to 142,850.57, 197,093.89 and 112,541.83

Step by Step Solution

1. Step 1: Write the proportion equation
   142,850.57 : 197,093.89 = 112,541.83 : x
2. Step 2: Convert to fraction form
   142,850.57/197,093.89 = 112,541.83/x
3. Step 3: Cross multiply
   142,850.57x = 197,093.89 × 112,541.83
4. Step 4: Simplify right side
   142,850.57x = 22,181,306,499.71
5. Step 5: Solve for x
   x = 22,181,306,499.71/142,850.57
6. Step 6: Final answer
   x = 155,276.29