Finding the Fourth Proportional to 33,426.21, 46,128.71 and 18,320.32

Step by Step Solution

1. Step 1: Write the proportion equation
   33,426.21 : 46,128.71 = 18,320.32 : x
2. Step 2: Convert to fraction form
   33,426.21/46,128.71 = 18,320.32/x
3. Step 3: Cross multiply
   33,426.21x = 46,128.71 × 18,320.32
4. Step 4: Simplify right side
   33,426.21x = 845,092,658.87
5. Step 5: Solve for x
   x = 845,092,658.87/33,426.21
6. Step 6: Final answer
   x = 25,282.34