Finding the Fourth Proportional to 33,712.00, 50,590.52 and 13,990.52

Step by Step Solution

1. Step 1: Write the proportion equation
   33,712.00 : 50,590.52 = 13,990.52 : x
2. Step 2: Convert to fraction form
   33,712.00/50,590.52 = 13,990.52/x
3. Step 3: Cross multiply
   33,712.00x = 50,590.52 × 13,990.52
4. Step 4: Simplify right side
   33,712.00x = 707,787,869.56
5. Step 5: Solve for x
   x = 707,787,869.56/33,712.00
6. Step 6: Final answer
   x = 20,995.13