Finding the Fourth Proportional to 23,110.04, 31,891.86 and 12,499.67

Step by Step Solution

1. Step 1: Write the proportion equation
   23,110.04 : 31,891.86 = 12,499.67 : x
2. Step 2: Convert to fraction form
   23,110.04/31,891.86 = 12,499.67/x
3. Step 3: Cross multiply
   23,110.04x = 31,891.86 × 12,499.67
4. Step 4: Simplify right side
   23,110.04x = 398,637,805.42
5. Step 5: Solve for x
   x = 398,637,805.42/23,110.04
6. Step 6: Final answer
   x = 17,249.55