Finding the Fourth Proportional to 21,427.88, 32,138.52 and 5,846.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,427.88 : 32,138.52 = 5,846.72 : x
2. Step 2: Convert to fraction form
   21,427.88/32,138.52 = 5,846.72/x
3. Step 3: Cross multiply
   21,427.88x = 32,138.52 × 5,846.72
4. Step 4: Simplify right side
   21,427.88x = 187,904,927.65
5. Step 5: Solve for x
   x = 187,904,927.65/21,427.88
6. Step 6: Final answer
   x = 8,769.18