Finding the Fourth Proportional to 81,810.37, 112,852.18 and 49,096.42

Step by Step Solution

1. Step 1: Write the proportion equation
   81,810.37 : 112,852.18 = 49,096.42 : x
2. Step 2: Convert to fraction form
   81,810.37/112,852.18 = 49,096.42/x
3. Step 3: Cross multiply
   81,810.37x = 112,852.18 × 49,096.42
4. Step 4: Simplify right side
   81,810.37x = 5,540,637,622.32
5. Step 5: Solve for x
   x = 5,540,637,622.32/81,810.37
6. Step 6: Final answer
   x = 67,725.37