Finding the Fourth Proportional to 9,427.62, 14,131.98 and 4,164.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,427.62 : 14,131.98 = 4,164.78 : x
2. Step 2: Convert to fraction form
   9,427.62/14,131.98 = 4,164.78/x
3. Step 3: Cross multiply
   9,427.62x = 14,131.98 × 4,164.78
4. Step 4: Simplify right side
   9,427.62x = 58,856,587.66
5. Step 5: Solve for x
   x = 58,856,587.66/9,427.62
6. Step 6: Final answer
   x = 6,243.00