Finding the Fourth Proportional to 16,603.83, 22,913.52 and 9,050.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,603.83 : 22,913.52 = 9,050.15 : x
2. Step 2: Convert to fraction form
   16,603.83/22,913.52 = 9,050.15/x
3. Step 3: Cross multiply
   16,603.83x = 22,913.52 × 9,050.15
4. Step 4: Simplify right side
   16,603.83x = 207,370,678.46
5. Step 5: Solve for x
   x = 207,370,678.46/16,603.83
6. Step 6: Final answer
   x = 12,489.33