Finding the Fourth Proportional to 31,796.98, 43,881.82 and 18,368.80

Step by Step Solution

1. Step 1: Write the proportion equation
   31,796.98 : 43,881.82 = 18,368.80 : x
2. Step 2: Convert to fraction form
   31,796.98/43,881.82 = 18,368.80/x
3. Step 3: Cross multiply
   31,796.98x = 43,881.82 × 18,368.80
4. Step 4: Simplify right side
   31,796.98x = 806,056,375.22
5. Step 5: Solve for x
   x = 806,056,375.22/31,796.98
6. Step 6: Final answer
   x = 25,350.09