Finding the Fourth Proportional to 57,004.84, 78,665.06 and 31,854.34

Step by Step Solution

1. Step 1: Write the proportion equation
   57,004.84 : 78,665.06 = 31,854.34 : x
2. Step 2: Convert to fraction form
   57,004.84/78,665.06 = 31,854.34/x
3. Step 3: Cross multiply
   57,004.84x = 78,665.06 × 31,854.34
4. Step 4: Simplify right side
   57,004.84x = 2,505,823,567.36
5. Step 5: Solve for x
   x = 2,505,823,567.36/57,004.84
6. Step 6: Final answer
   x = 43,958.08