Finding the Fourth Proportional to 14,846.06, 20,487.94 and 8,131.98

Step by Step Solution

1. Step 1: Write the proportion equation
   14,846.06 : 20,487.94 = 8,131.98 : x
2. Step 2: Convert to fraction form
   14,846.06/20,487.94 = 8,131.98/x
3. Step 3: Cross multiply
   14,846.06x = 20,487.94 × 8,131.98
4. Step 4: Simplify right side
   14,846.06x = 166,607,518.32
5. Step 5: Solve for x
   x = 166,607,518.32/14,846.06
6. Step 6: Final answer
   x = 11,222.34