Finding the Fourth Proportional to 191,038.82, 263,632.83 and 105,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   191,038.82 : 263,632.83 = 105,003.50 : x
2. Step 2: Convert to fraction form
   191,038.82/263,632.83 = 105,003.50/x
3. Step 3: Cross multiply
   191,038.82x = 263,632.83 × 105,003.50
4. Step 4: Simplify right side
   191,038.82x = 27,682,369,864.91
5. Step 5: Solve for x
   x = 27,682,369,864.91/191,038.82
6. Step 6: Final answer
   x = 144,904.42