Finding the Fourth Proportional to 10,620.82, 14,658.84 and 6,146.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,620.82 : 14,658.84 = 6,146.02 : x
2. Step 2: Convert to fraction form
   10,620.82/14,658.84 = 6,146.02/x
3. Step 3: Cross multiply
   10,620.82x = 14,658.84 × 6,146.02
4. Step 4: Simplify right side
   10,620.82x = 90,093,523.82
5. Step 5: Solve for x
   x = 90,093,523.82/10,620.82
6. Step 6: Final answer
   x = 8,482.73