Finding the Fourth Proportional to 55,638.50, 76,791.85 and 43,514.92

Step by Step Solution

1. Step 1: Write the proportion equation
   55,638.50 : 76,791.85 = 43,514.92 : x
2. Step 2: Convert to fraction form
   55,638.50/76,791.85 = 43,514.92/x
3. Step 3: Cross multiply
   55,638.50x = 76,791.85 × 43,514.92
4. Step 4: Simplify right side
   55,638.50x = 3,341,591,196.60
5. Step 5: Solve for x
   x = 3,341,591,196.60/55,638.50
6. Step 6: Final answer
   x = 60,058.98