Finding the Fourth Proportional to 40,630.83, 60,951.42 and 15,678

Step by Step Solution

1. Step 1: Write the proportion equation
   40,630.83 : 60,951.42 = 15,678 : x
2. Step 2: Convert to fraction form
   40,630.83/60,951.42 = 15,678/x
3. Step 3: Cross multiply
   40,630.83x = 60,951.42 × 15,678
4. Step 4: Simplify right side
   40,630.83x = 955,596,362.76
5. Step 5: Solve for x
   x = 955,596,362.76/40,630.83
6. Step 6: Final answer
   x = 23,519.00