Finding the Fourth Proportional to 33,412.19, 50,117.67 and 13,426.25

Step by Step Solution

1. Step 1: Write the proportion equation
   33,412.19 : 50,117.67 = 13,426.25 : x
2. Step 2: Convert to fraction form
   33,412.19/50,117.67 = 13,426.25/x
3. Step 3: Cross multiply
   33,412.19x = 50,117.67 × 13,426.25
4. Step 4: Simplify right side
   33,412.19x = 672,892,116.25
5. Step 5: Solve for x
   x = 672,892,116.25/33,412.19
6. Step 6: Final answer
   x = 20,139.12