Finding the Fourth Proportional to 22,606.63, 31,196.99 and 12,535.08

Step by Step Solution

1. Step 1: Write the proportion equation
   22,606.63 : 31,196.99 = 12,535.08 : x
2. Step 2: Convert to fraction form
   22,606.63/31,196.99 = 12,535.08/x
3. Step 3: Cross multiply
   22,606.63x = 31,196.99 × 12,535.08
4. Step 4: Simplify right side
   22,606.63x = 391,056,765.41
5. Step 5: Solve for x
   x = 391,056,765.41/22,606.63
6. Step 6: Final answer
   x = 17,298.32