Finding the Fourth Proportional to 22,108.83, 30,508.64 and 12,548.91

Step by Step Solution

1. Step 1: Write the proportion equation
   22,108.83 : 30,508.64 = 12,548.91 : x
2. Step 2: Convert to fraction form
   22,108.83/30,508.64 = 12,548.91/x
3. Step 3: Cross multiply
   22,108.83x = 30,508.64 × 12,548.91
4. Step 4: Simplify right side
   22,108.83x = 382,850,155.13
5. Step 5: Solve for x
   x = 382,850,155.13/22,108.83
6. Step 6: Final answer
   x = 17,316.62