Finding the Fourth Proportional to 147,986.48, 222,016.17 and 42,816.08

Step by Step Solution

1. Step 1: Write the proportion equation
   147,986.48 : 222,016.17 = 42,816.08 : x
2. Step 2: Convert to fraction form
   147,986.48/222,016.17 = 42,816.08/x
3. Step 3: Cross multiply
   147,986.48x = 222,016.17 × 42,816.08
4. Step 4: Simplify right side
   147,986.48x = 9,505,862,096.01
5. Step 5: Solve for x
   x = 9,505,862,096.01/147,986.48
6. Step 6: Final answer
   x = 64,234.67