Finding the Fourth Proportional to 23,048.32, 31,806.08 and 13,112.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,048.32 : 31,806.08 = 13,112.32 : x
2. Step 2: Convert to fraction form
   23,048.32/31,806.08 = 13,112.32/x
3. Step 3: Cross multiply
   23,048.32x = 31,806.08 × 13,112.32
4. Step 4: Simplify right side
   23,048.32x = 417,051,498.91
5. Step 5: Solve for x
   x = 417,051,498.91/23,048.32
6. Step 6: Final answer
   x = 18,094.66