Finding the Fourth Proportional to 23,221.89, 32,046.30 and 12,611.70

Step by Step Solution

1. Step 1: Write the proportion equation
   23,221.89 : 32,046.30 = 12,611.70 : x
2. Step 2: Convert to fraction form
   23,221.89/32,046.30 = 12,611.70/x
3. Step 3: Cross multiply
   23,221.89x = 32,046.30 × 12,611.70
4. Step 4: Simplify right side
   23,221.89x = 404,158,321.71
5. Step 5: Solve for x
   x = 404,158,321.71/23,221.89
6. Step 6: Final answer
   x = 17,404.20