Finding the Fourth Proportional to 31,536.06, 43,519.71 and 17,388.93

Step by Step Solution

1. Step 1: Write the proportion equation
   31,536.06 : 43,519.71 = 17,388.93 : x
2. Step 2: Convert to fraction form
   31,536.06/43,519.71 = 17,388.93/x
3. Step 3: Cross multiply
   31,536.06x = 43,519.71 × 17,388.93
4. Step 4: Simplify right side
   31,536.06x = 756,761,190.81
5. Step 5: Solve for x
   x = 756,761,190.81/31,536.06
6. Step 6: Final answer
   x = 23,996.69