Finding the Fourth Proportional to 191,941.94, 264,894.89 and 105,917.99

Step by Step Solution

1. Step 1: Write the proportion equation
   191,941.94 : 264,894.89 = 105,917.99 : x
2. Step 2: Convert to fraction form
   191,941.94/264,894.89 = 105,917.99/x
3. Step 3: Cross multiply
   191,941.94x = 264,894.89 × 105,917.99
4. Step 4: Simplify right side
   191,941.94x = 28,057,132,456.01
5. Step 5: Solve for x
   x = 28,057,132,456.01/191,941.94
6. Step 6: Final answer
   x = 146,175.10