Finding the Fourth Proportional to 46,042.94, 69,048.71 and 17,960.78

Step by Step Solution

1. Step 1: Write the proportion equation
   46,042.94 : 69,048.71 = 17,960.78 : x
2. Step 2: Convert to fraction form
   46,042.94/69,048.71 = 17,960.78/x
3. Step 3: Cross multiply
   46,042.94x = 69,048.71 × 17,960.78
4. Step 4: Simplify right side
   46,042.94x = 1,240,168,689.59
5. Step 5: Solve for x
   x = 1,240,168,689.59/46,042.94
6. Step 6: Final answer
   x = 26,935.05