Finding the Fourth Proportional to 23,186.22, 31,996.98 and 12,575.93

Step by Step Solution

1. Step 1: Write the proportion equation
   23,186.22 : 31,996.98 = 12,575.93 : x
2. Step 2: Convert to fraction form
   23,186.22/31,996.98 = 12,575.93/x
3. Step 3: Cross multiply
   23,186.22x = 31,996.98 × 12,575.93
4. Step 4: Simplify right side
   23,186.22x = 402,391,780.69
5. Step 5: Solve for x
   x = 402,391,780.69/23,186.22
6. Step 6: Final answer
   x = 17,354.78