Finding the Fourth Proportional to 23,105.34, 31,887.54 and 13,675.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,105.34 : 31,887.54 = 13,675.32 : x
2. Step 2: Convert to fraction form
   23,105.34/31,887.54 = 13,675.32/x
3. Step 3: Cross multiply
   23,105.34x = 31,887.54 × 13,675.32
4. Step 4: Simplify right side
   23,105.34x = 436,072,313.51
5. Step 5: Solve for x
   x = 436,072,313.51/23,105.34
6. Step 6: Final answer
   x = 18,873.23