Finding the Fourth Proportional to 199,087.25, 274,740.42 and 109,663.25

Step by Step Solution

1. Step 1: Write the proportion equation
   199,087.25 : 274,740.42 = 109,663.25 : x
2. Step 2: Convert to fraction form
   199,087.25/274,740.42 = 109,663.25/x
3. Step 3: Cross multiply
   199,087.25x = 274,740.42 × 109,663.25
4. Step 4: Simplify right side
   199,087.25x = 30,128,927,363.57
5. Step 5: Solve for x
   x = 30,128,927,363.57/199,087.25
6. Step 6: Final answer
   x = 151,335.29