Finding the Fourth Proportional to 199,948.84, 275,928.72 and 109,304.80

Step by Step Solution

1. Step 1: Write the proportion equation
   199,948.84 : 275,928.72 = 109,304.80 : x
2. Step 2: Convert to fraction form
   199,948.84/275,928.72 = 109,304.80/x
3. Step 3: Cross multiply
   199,948.84x = 275,928.72 × 109,304.80
4. Step 4: Simplify right side
   199,948.84x = 30,160,333,553.86
5. Step 5: Solve for x
   x = 30,160,333,553.86/199,948.84
6. Step 6: Final answer
   x = 150,840.25