Finding the Fourth Proportional to 23,162.00, 31,963.10 and 12,953.00

Step by Step Solution

1. Step 1: Write the proportion equation
   23,162.00 : 31,963.10 = 12,953.00 : x
2. Step 2: Convert to fraction form
   23,162.00/31,963.10 = 12,953.00/x
3. Step 3: Cross multiply
   23,162.00x = 31,963.10 × 12,953.00
4. Step 4: Simplify right side
   23,162.00x = 414,018,049.44
5. Step 5: Solve for x
   x = 414,018,049.44/23,162.00
6. Step 6: Final answer
   x = 17,874.88