Finding the Fourth Proportional to 31,561.67, 43,556.01 and 17,415.42

Step by Step Solution

1. Step 1: Write the proportion equation
   31,561.67 : 43,556.01 = 17,415.42 : x
2. Step 2: Convert to fraction form
   31,561.67/43,556.01 = 17,415.42/x
3. Step 3: Cross multiply
   31,561.67x = 43,556.01 × 17,415.42
4. Step 4: Simplify right side
   31,561.67x = 758,546,322.00
5. Step 5: Solve for x
   x = 758,546,322.00/31,561.67
6. Step 6: Final answer
   x = 24,033.79