Finding the Fourth Proportional to 31,820.10, 43,910.52 and 17,673.86

Step by Step Solution

1. Step 1: Write the proportion equation
   31,820.10 : 43,910.52 = 17,673.86 : x
2. Step 2: Convert to fraction form
   31,820.10/43,910.52 = 17,673.86/x
3. Step 3: Cross multiply
   31,820.10x = 43,910.52 × 17,673.86
4. Step 4: Simplify right side
   31,820.10x = 776,068,383.01
5. Step 5: Solve for x
   x = 776,068,383.01/31,820.10
6. Step 6: Final answer
   x = 24,389.25