Finding the Fourth Proportional to 191,109.76, 263,740.82 and 106,225

Step by Step Solution

1. Step 1: Write the proportion equation
   191,109.76 : 263,740.82 = 106,225 : x
2. Step 2: Convert to fraction form
   191,109.76/263,740.82 = 106,225/x
3. Step 3: Cross multiply
   191,109.76x = 263,740.82 × 106,225
4. Step 4: Simplify right side
   191,109.76x = 28,015,868,604.50
5. Step 5: Solve for x
   x = 28,015,868,604.50/191,109.76
6. Step 6: Final answer
   x = 146,595.70