Finding the Fourth Proportional to 81,962.42, 122,982.50 and 48,747.96

Step by Step Solution

1. Step 1: Write the proportion equation
   81,962.42 : 122,982.50 = 48,747.96 : x
2. Step 2: Convert to fraction form
   81,962.42/122,982.50 = 48,747.96/x
3. Step 3: Cross multiply
   81,962.42x = 122,982.50 × 48,747.96
4. Step 4: Simplify right side
   81,962.42x = 5,995,146,112.57
5. Step 5: Solve for x
   x = 5,995,146,112.57/81,962.42
6. Step 6: Final answer
   x = 73,145.06