Finding the Fourth Proportional to 199,662.27, 275,501.40 and 117,979.14

Step by Step Solution

1. Step 1: Write the proportion equation
   199,662.27 : 275,501.40 = 117,979.14 : x
2. Step 2: Convert to fraction form
   199,662.27/275,501.40 = 117,979.14/x
3. Step 3: Cross multiply
   199,662.27x = 275,501.40 × 117,979.14
4. Step 4: Simplify right side
   199,662.27x = 32,503,418,831.50
5. Step 5: Solve for x
   x = 32,503,418,831.50/199,662.27
6. Step 6: Final answer
   x = 162,792.00