Finding the Fourth Proportional to 57,524.72, 86,124.86 and 30,445.72

Step by Step Solution

1. Step 1: Write the proportion equation
   57,524.72 : 86,124.86 = 30,445.72 : x
2. Step 2: Convert to fraction form
   57,524.72/86,124.86 = 30,445.72/x
3. Step 3: Cross multiply
   57,524.72x = 86,124.86 × 30,445.72
4. Step 4: Simplify right side
   57,524.72x = 2,622,132,789.75
5. Step 5: Solve for x
   x = 2,622,132,789.75/57,524.72
6. Step 6: Final answer
   x = 45,582.72