Finding the Fourth Proportional to 31,093.09, 42,908.60 and 17,664.44

Step by Step Solution

1. Step 1: Write the proportion equation
   31,093.09 : 42,908.60 = 17,664.44 : x
2. Step 2: Convert to fraction form
   31,093.09/42,908.60 = 17,664.44/x
3. Step 3: Cross multiply
   31,093.09x = 42,908.60 × 17,664.44
4. Step 4: Simplify right side
   31,093.09x = 757,956,219.80
5. Step 5: Solve for x
   x = 757,956,219.80/31,093.09
6. Step 6: Final answer
   x = 24,377.00