Finding the Fourth Proportional to 35,042.20, 52,524.20 and 13,976.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,042.20 : 52,524.20 = 13,976.72 : x
2. Step 2: Convert to fraction form
   35,042.20/52,524.20 = 13,976.72/x
3. Step 3: Cross multiply
   35,042.20x = 52,524.20 × 13,976.72
4. Step 4: Simplify right side
   35,042.20x = 734,116,036.62
5. Step 5: Solve for x
   x = 734,116,036.62/35,042.20
6. Step 6: Final answer
   x = 20,949.48