Finding the Fourth Proportional to 57,059.96, 78,743.34 and 31,910.84

Step by Step Solution

1. Step 1: Write the proportion equation
   57,059.96 : 78,743.34 = 31,910.84 : x
2. Step 2: Convert to fraction form
   57,059.96/78,743.34 = 31,910.84/x
3. Step 3: Cross multiply
   57,059.96x = 78,743.34 × 31,910.84
4. Step 4: Simplify right side
   57,059.96x = 2,512,766,123.81
5. Step 5: Solve for x
   x = 2,512,766,123.81/57,059.96
6. Step 6: Final answer
   x = 44,037.29