Finding the Fourth Proportional to 81,982.06, 122,962.52 and 34,615.89

Step by Step Solution

1. Step 1: Write the proportion equation
   81,982.06 : 122,962.52 = 34,615.89 : x
2. Step 2: Convert to fraction form
   81,982.06/122,962.52 = 34,615.89/x
3. Step 3: Cross multiply
   81,982.06x = 122,962.52 × 34,615.89
4. Step 4: Simplify right side
   81,982.06x = 4,256,457,152.98
5. Step 5: Solve for x
   x = 4,256,457,152.98/81,982.06
6. Step 6: Final answer
   x = 51,919.37