Finding the Fourth Proportional to 31,209.39, 43,069.59 and 17,063.19

Step by Step Solution

1. Step 1: Write the proportion equation
   31,209.39 : 43,069.59 = 17,063.19 : x
2. Step 2: Convert to fraction form
   31,209.39/43,069.59 = 17,063.19/x
3. Step 3: Cross multiply
   31,209.39x = 43,069.59 × 17,063.19
4. Step 4: Simplify right side
   31,209.39x = 734,904,597.39
5. Step 5: Solve for x
   x = 734,904,597.39/31,209.39
6. Step 6: Final answer
   x = 23,547.55