Finding the Fourth Proportional to 191,092.86, 263,105.82 and 173,378.16

Step by Step Solution

1. Step 1: Write the proportion equation
   191,092.86 : 263,105.82 = 173,378.16 : x
2. Step 2: Convert to fraction form
   191,092.86/263,105.82 = 173,378.16/x
3. Step 3: Cross multiply
   191,092.86x = 263,105.82 × 173,378.16
4. Step 4: Simplify right side
   191,092.86x = 45,616,802,956.89
5. Step 5: Solve for x
   x = 45,616,802,956.89/191,092.86
6. Step 6: Final answer
   x = 238,715.37