Finding the Fourth Proportional to 16,090.76, 22,205.40 and 9,017.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,090.76 : 22,205.40 = 9,017.58 : x
2. Step 2: Convert to fraction form
   16,090.76/22,205.40 = 9,017.58/x
3. Step 3: Cross multiply
   16,090.76x = 22,205.40 × 9,017.58
4. Step 4: Simplify right side
   16,090.76x = 200,238,970.93
5. Step 5: Solve for x
   x = 200,238,970.93/16,090.76
6. Step 6: Final answer
   x = 12,444.35