Finding the Fourth Proportional to 15,846.36, 23,751.72 and 5,978.94

Step by Step Solution

1. Step 1: Write the proportion equation
   15,846.36 : 23,751.72 = 5,978.94 : x
2. Step 2: Convert to fraction form
   15,846.36/23,751.72 = 5,978.94/x
3. Step 3: Cross multiply
   15,846.36x = 23,751.72 × 5,978.94
4. Step 4: Simplify right side
   15,846.36x = 142,010,108.78
5. Step 5: Solve for x
   x = 142,010,108.78/15,846.36
6. Step 6: Final answer
   x = 8,961.69