Finding the Fourth Proportional to 11,897.87, 16,414.83 and 7,417.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,897.87 : 16,414.83 = 7,417.89 : x
2. Step 2: Convert to fraction form
   11,897.87/16,414.83 = 7,417.89/x
3. Step 3: Cross multiply
   11,897.87x = 16,414.83 × 7,417.89
4. Step 4: Simplify right side
   11,897.87x = 121,763,403.31
5. Step 5: Solve for x
   x = 121,763,403.31/11,897.87
6. Step 6: Final answer
   x = 10,234.05