Finding the Fourth Proportional to 33,426.30, 46,128.42 and 19,279.20

Step by Step Solution

1. Step 1: Write the proportion equation
   33,426.30 : 46,128.42 = 19,279.20 : x
2. Step 2: Convert to fraction form
   33,426.30/46,128.42 = 19,279.20/x
3. Step 3: Cross multiply
   33,426.30x = 46,128.42 × 19,279.20
4. Step 4: Simplify right side
   33,426.30x = 889,319,034.86
5. Step 5: Solve for x
   x = 889,319,034.86/33,426.30
6. Step 6: Final answer
   x = 26,605.37