Finding the Fourth Proportional to 191,562.76, 287,046.12 and 73,169.48

Step by Step Solution

1. Step 1: Write the proportion equation
   191,562.76 : 287,046.12 = 73,169.48 : x
2. Step 2: Convert to fraction form
   191,562.76/287,046.12 = 73,169.48/x
3. Step 3: Cross multiply
   191,562.76x = 287,046.12 × 73,169.48
4. Step 4: Simplify right side
   191,562.76x = 21,003,015,336.42
5. Step 5: Solve for x
   x = 21,003,015,336.42/191,562.76
6. Step 6: Final answer
   x = 109,640.39