Finding the Fourth Proportional to 72,173.98, 108,194.73 and 27,787.42

Step by Step Solution

1. Step 1: Write the proportion equation
   72,173.98 : 108,194.73 = 27,787.42 : x
2. Step 2: Convert to fraction form
   72,173.98/108,194.73 = 27,787.42/x
3. Step 3: Cross multiply
   72,173.98x = 108,194.73 × 27,787.42
4. Step 4: Simplify right side
   72,173.98x = 3,006,452,404.30
5. Step 5: Solve for x
   x = 3,006,452,404.30/72,173.98
6. Step 6: Final answer
   x = 41,655.63