Finding the Fourth Proportional to 11,799.47, 16,281.20 and 7,083.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,799.47 : 16,281.20 = 7,083.86 : x
2. Step 2: Convert to fraction form
   11,799.47/16,281.20 = 7,083.86/x
3. Step 3: Cross multiply
   11,799.47x = 16,281.20 × 7,083.86
4. Step 4: Simplify right side
   11,799.47x = 115,333,677.74
5. Step 5: Solve for x
   x = 115,333,677.74/11,799.47
6. Step 6: Final answer
   x = 9,774.48