Finding the Fourth Proportional to 33,338.72, 46,006.80 and 18,434.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,338.72 : 46,006.80 = 18,434.72 : x
2. Step 2: Convert to fraction form
   33,338.72/46,006.80 = 18,434.72/x
3. Step 3: Cross multiply
   33,338.72x = 46,006.80 × 18,434.72
4. Step 4: Simplify right side
   33,338.72x = 848,122,476.10
5. Step 5: Solve for x
   x = 848,122,476.10/33,338.72
6. Step 6: Final answer
   x = 25,439.56