Finding the Fourth Proportional to 199,819.96, 275,748.33 and 109,173.98

Step by Step Solution

1. Step 1: Write the proportion equation
   199,819.96 : 275,748.33 = 109,173.98 : x
2. Step 2: Convert to fraction form
   199,819.96/275,748.33 = 109,173.98/x
3. Step 3: Cross multiply
   199,819.96x = 275,748.33 × 109,173.98
4. Step 4: Simplify right side
   199,819.96x = 30,104,542,664.45
5. Step 5: Solve for x
   x = 30,104,542,664.45/199,819.96
6. Step 6: Final answer
   x = 150,658.34