Finding the Fourth Proportional to 83,787.98, 115,620.53 and 49,327.24

Step by Step Solution

1. Step 1: Write the proportion equation
   83,787.98 : 115,620.53 = 49,327.24 : x
2. Step 2: Convert to fraction form
   83,787.98/115,620.53 = 49,327.24/x
3. Step 3: Cross multiply
   83,787.98x = 115,620.53 × 49,327.24
4. Step 4: Simplify right side
   83,787.98x = 5,703,241,466.50
5. Step 5: Solve for x
   x = 5,703,241,466.50/83,787.98
6. Step 6: Final answer
   x = 68,067.54