Finding the Fourth Proportional to 57,062, 78,745.83 and 31,911.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,062 : 78,745.83 = 31,911.50 : x
2. Step 2: Convert to fraction form
   57,062/78,745.83 = 31,911.50/x
3. Step 3: Cross multiply
   57,062x = 78,745.83 × 31,911.50
4. Step 4: Simplify right side
   57,062x = 2,512,897,554.05
5. Step 5: Solve for x
   x = 2,512,897,554.05/57,062
6. Step 6: Final answer
   x = 44,038.02