Finding the Fourth Proportional to 142,901.91, 197,190.42 and 82,492.01

Step by Step Solution

1. Step 1: Write the proportion equation
   142,901.91 : 197,190.42 = 82,492.01 : x
2. Step 2: Convert to fraction form
   142,901.91/197,190.42 = 82,492.01/x
3. Step 3: Cross multiply
   142,901.91x = 197,190.42 × 82,492.01
4. Step 4: Simplify right side
   142,901.91x = 16,266,634,591.52
5. Step 5: Solve for x
   x = 16,266,634,591.52/142,901.91
6. Step 6: Final answer
   x = 113,830.77