Finding the Fourth Proportional to 191,146.50, 263,789.46 and 106,269.84

Step by Step Solution

1. Step 1: Write the proportion equation
   191,146.50 : 263,789.46 = 106,269.84 : x
2. Step 2: Convert to fraction form
   191,146.50/263,789.46 = 106,269.84/x
3. Step 3: Cross multiply
   191,146.50x = 263,789.46 × 106,269.84
4. Step 4: Simplify right side
   191,146.50x = 28,032,863,707.89
5. Step 5: Solve for x
   x = 28,032,863,707.89/191,146.50
6. Step 6: Final answer
   x = 146,656.43