Finding the Fourth Proportional to 57,097.44, 78,789.52 and 31,603.83

Step by Step Solution

1. Step 1: Write the proportion equation
   57,097.44 : 78,789.52 = 31,603.83 : x
2. Step 2: Convert to fraction form
   57,097.44/78,789.52 = 31,603.83/x
3. Step 3: Cross multiply
   57,097.44x = 78,789.52 × 31,603.83
4. Step 4: Simplify right side
   57,097.44x = 2,490,050,595.86
5. Step 5: Solve for x
   x = 2,490,050,595.86/57,097.44
6. Step 6: Final answer
   x = 43,610.55