Finding the Fourth Proportional to 198,929.25, 274,522.37 and 109,505.25

Step by Step Solution

1. Step 1: Write the proportion equation
   198,929.25 : 274,522.37 = 109,505.25 : x
2. Step 2: Convert to fraction form
   198,929.25/274,522.37 = 109,505.25/x
3. Step 3: Cross multiply
   198,929.25x = 274,522.37 × 109,505.25
4. Step 4: Simplify right side
   198,929.25x = 30,061,640,209.92
5. Step 5: Solve for x
   x = 30,061,640,209.92/198,929.25
6. Step 6: Final answer
   x = 151,117.25