Finding the Fourth Proportional to 31,767.26, 43,839.02 and 17,620.34

Step by Step Solution

1. Step 1: Write the proportion equation
   31,767.26 : 43,839.02 = 17,620.34 : x
2. Step 2: Convert to fraction form
   31,767.26/43,839.02 = 17,620.34/x
3. Step 3: Cross multiply
   31,767.26x = 43,839.02 × 17,620.34
4. Step 4: Simplify right side
   31,767.26x = 772,458,262.52
5. Step 5: Solve for x
   x = 772,458,262.52/31,767.26
6. Step 6: Final answer
   x = 24,316.18