Finding the Fourth Proportional to 57,061.44, 78,741.12 and 31,906.56

Step by Step Solution

1. Step 1: Write the proportion equation
   57,061.44 : 78,741.12 = 31,906.56 : x
2. Step 2: Convert to fraction form
   57,061.44/78,741.12 = 31,906.56/x
3. Step 3: Cross multiply
   57,061.44x = 78,741.12 × 31,906.56
4. Step 4: Simplify right side
   57,061.44x = 2,512,358,269.75
5. Step 5: Solve for x
   x = 2,512,358,269.75/57,061.44
6. Step 6: Final answer
   x = 44,029.00