Finding the Fourth Proportional to 23,095.35, 31,871.54 and 12,485.00

Step by Step Solution

1. Step 1: Write the proportion equation
   23,095.35 : 31,871.54 = 12,485.00 : x
2. Step 2: Convert to fraction form
   23,095.35/31,871.54 = 12,485.00/x
3. Step 3: Cross multiply
   23,095.35x = 31,871.54 × 12,485.00
4. Step 4: Simplify right side
   23,095.35x = 397,915,955.12
5. Step 5: Solve for x
   x = 397,915,955.12/23,095.35
6. Step 6: Final answer
   x = 17,229.27