Finding the Fourth Proportional to 16,588.18, 22,902.60 and 12,804.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,588.18 : 22,902.60 = 12,804.76 : x
2. Step 2: Convert to fraction form
   16,588.18/22,902.60 = 12,804.76/x
3. Step 3: Cross multiply
   16,588.18x = 22,902.60 × 12,804.76
4. Step 4: Simplify right side
   16,588.18x = 293,262,296.38
5. Step 5: Solve for x
   x = 293,262,296.38/16,588.18
6. Step 6: Final answer
   x = 17,678.99