Finding the Fourth Proportional to 31,051.27, 42,845.11 and 17,623.09

Step by Step Solution

1. Step 1: Write the proportion equation
   31,051.27 : 42,845.11 = 17,623.09 : x
2. Step 2: Convert to fraction form
   31,051.27/42,845.11 = 17,623.09/x
3. Step 3: Cross multiply
   31,051.27x = 42,845.11 × 17,623.09
4. Step 4: Simplify right side
   31,051.27x = 755,063,229.59
5. Step 5: Solve for x
   x = 755,063,229.59/31,051.27
6. Step 6: Final answer
   x = 24,316.66