Finding the Fourth Proportional to 22,658.92, 31,262.83 and 13,699.93

Step by Step Solution

1. Step 1: Write the proportion equation
   22,658.92 : 31,262.83 = 13,699.93 : x
2. Step 2: Convert to fraction form
   22,658.92/31,262.83 = 13,699.93/x
3. Step 3: Cross multiply
   22,658.92x = 31,262.83 × 13,699.93
4. Step 4: Simplify right side
   22,658.92x = 428,298,582.60
5. Step 5: Solve for x
   x = 428,298,582.60/22,658.92
6. Step 6: Final answer
   x = 18,901.99