Finding the Fourth Proportional to 31,587.05, 43,588.98 and 17,439.59

Step by Step Solution

1. Step 1: Write the proportion equation
   31,587.05 : 43,588.98 = 17,439.59 : x
2. Step 2: Convert to fraction form
   31,587.05/43,588.98 = 17,439.59/x
3. Step 3: Cross multiply
   31,587.05x = 43,588.98 × 17,439.59
4. Step 4: Simplify right side
   31,587.05x = 760,173,721.77
5. Step 5: Solve for x
   x = 760,173,721.77/31,587.05
6. Step 6: Final answer
   x = 24,066.00