Finding the Fourth Proportional to 52,215.37, 72,058.49 and 28,341.98

Step by Step Solution

1. Step 1: Write the proportion equation
   52,215.37 : 72,058.49 = 28,341.98 : x
2. Step 2: Convert to fraction form
   52,215.37/72,058.49 = 28,341.98/x
3. Step 3: Cross multiply
   52,215.37x = 72,058.49 × 28,341.98
4. Step 4: Simplify right side
   52,215.37x = 2,042,280,140.70
5. Step 5: Solve for x
   x = 2,042,280,140.70/52,215.37
6. Step 6: Final answer
   x = 39,112.63