Finding the Fourth Proportional to 11,770.18, 17,662.12 and 4,379.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,770.18 : 17,662.12 = 4,379.82 : x
2. Step 2: Convert to fraction form
   11,770.18/17,662.12 = 4,379.82/x
3. Step 3: Cross multiply
   11,770.18x = 17,662.12 × 4,379.82
4. Step 4: Simplify right side
   11,770.18x = 77,356,906.42
5. Step 5: Solve for x
   x = 77,356,906.42/11,770.18
6. Step 6: Final answer
   x = 6,572.28