Finding the Fourth Proportional to 191,456.38, 264,234.59 and 109,816.48

Step by Step Solution

1. Step 1: Write the proportion equation
   191,456.38 : 264,234.59 = 109,816.48 : x
2. Step 2: Convert to fraction form
   191,456.38/264,234.59 = 109,816.48/x
3. Step 3: Cross multiply
   191,456.38x = 264,234.59 × 109,816.48
4. Step 4: Simplify right side
   191,456.38x = 29,017,312,568.04
5. Step 5: Solve for x
   x = 29,017,312,568.04/191,456.38
6. Step 6: Final answer
   x = 151,560.96