Finding the Fourth Proportional to 12,187.89, 16,819.29 and 6,598.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,187.89 : 16,819.29 = 6,598.89 : x
2. Step 2: Convert to fraction form
   12,187.89/16,819.29 = 6,598.89/x
3. Step 3: Cross multiply
   12,187.89x = 16,819.29 × 6,598.89
4. Step 4: Simplify right side
   12,187.89x = 110,988,644.59
5. Step 5: Solve for x
   x = 110,988,644.59/12,187.89
6. Step 6: Final answer
   x = 9,106.47