Finding the Fourth Proportional to 12,037.61, 16,577.25 and 9,922.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,037.61 : 16,577.25 = 9,922.30 : x
2. Step 2: Convert to fraction form
   12,037.61/16,577.25 = 9,922.30/x
3. Step 3: Cross multiply
   12,037.61x = 16,577.25 × 9,922.30
4. Step 4: Simplify right side
   12,037.61x = 164,484,364.79
5. Step 5: Solve for x
   x = 164,484,364.79/12,037.61
6. Step 6: Final answer
   x = 13,664.20