Finding the Fourth Proportional to 31,302.83, 43,196.46 and 17,155.37

Step by Step Solution

1. Step 1: Write the proportion equation
   31,302.83 : 43,196.46 = 17,155.37 : x
2. Step 2: Convert to fraction form
   31,302.83/43,196.46 = 17,155.37/x
3. Step 3: Cross multiply
   31,302.83x = 43,196.46 × 17,155.37
4. Step 4: Simplify right side
   31,302.83x = 741,051,038.01
5. Step 5: Solve for x
   x = 741,051,038.01/31,302.83
6. Step 6: Final answer
   x = 23,673.62