Finding the Fourth Proportional to 31,705.33, 43,753.27 and 18,276.51

Step by Step Solution

1. Step 1: Write the proportion equation
   31,705.33 : 43,753.27 = 18,276.51 : x
2. Step 2: Convert to fraction form
   31,705.33/43,753.27 = 18,276.51/x
3. Step 3: Cross multiply
   31,705.33x = 43,753.27 × 18,276.51
4. Step 4: Simplify right side
   31,705.33x = 799,657,076.69
5. Step 5: Solve for x
   x = 799,657,076.69/31,705.33
6. Step 6: Final answer
   x = 25,221.53