Finding the Fourth Proportional to 57,118.56, 78,823.71 and 31,968.06

Step by Step Solution

1. Step 1: Write the proportion equation
   57,118.56 : 78,823.71 = 31,968.06 : x
2. Step 2: Convert to fraction form
   57,118.56/78,823.71 = 31,968.06/x
3. Step 3: Cross multiply
   57,118.56x = 78,823.71 × 31,968.06
4. Step 4: Simplify right side
   57,118.56x = 2,519,841,090.70
5. Step 5: Solve for x
   x = 2,519,841,090.70/57,118.56
6. Step 6: Final answer
   x = 44,115.98