Finding the Fourth Proportional to 39,951.95, 59,912.35 and 14,978.37

Step by Step Solution

1. Step 1: Write the proportion equation
   39,951.95 : 59,912.35 = 14,978.37 : x
2. Step 2: Convert to fraction form
   39,951.95/59,912.35 = 14,978.37/x
3. Step 3: Cross multiply
   39,951.95x = 59,912.35 × 14,978.37
4. Step 4: Simplify right side
   39,951.95x = 897,389,308.42
5. Step 5: Solve for x
   x = 897,389,308.42/39,951.95
6. Step 6: Final answer
   x = 22,461.72