Finding the Fourth Proportional to 11,886.84, 16,404.12 and 6,581.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,886.84 : 16,404.12 = 6,581.52 : x
2. Step 2: Convert to fraction form
   11,886.84/16,404.12 = 6,581.52/x
3. Step 3: Cross multiply
   11,886.84x = 16,404.12 × 6,581.52
4. Step 4: Simplify right side
   11,886.84x = 107,964,043.86
5. Step 5: Solve for x
   x = 107,964,043.86/11,886.84
6. Step 6: Final answer
   x = 9,082.65