Finding the Fourth Proportional to 23,099.02, 31,876.62 and 12,488.62

Step by Step Solution

1. Step 1: Write the proportion equation
   23,099.02 : 31,876.62 = 12,488.62 : x
2. Step 2: Convert to fraction form
   23,099.02/31,876.62 = 12,488.62/x
3. Step 3: Cross multiply
   23,099.02x = 31,876.62 × 12,488.62
4. Step 4: Simplify right side
   23,099.02x = 398,094,994.06
5. Step 5: Solve for x
   x = 398,094,994.06/23,099.02
6. Step 6: Final answer
   x = 17,234.28