Finding the Fourth Proportional to 199,084.50, 274,736.63 and 109,660.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,084.50 : 274,736.63 = 109,660.50 : x
2. Step 2: Convert to fraction form
   199,084.50/274,736.63 = 109,660.50/x
3. Step 3: Cross multiply
   199,084.50x = 274,736.63 × 109,660.50
4. Step 4: Simplify right side
   199,084.50x = 30,127,755,665.81
5. Step 5: Solve for x
   x = 30,127,755,665.81/199,084.50
6. Step 6: Final answer
   x = 151,331.50