Finding the Fourth Proportional to 31,783.41, 43,842.87 and 19,825.98

Step by Step Solution

1. Step 1: Write the proportion equation
   31,783.41 : 43,842.87 = 19,825.98 : x
2. Step 2: Convert to fraction form
   31,783.41/43,842.87 = 19,825.98/x
3. Step 3: Cross multiply
   31,783.41x = 43,842.87 × 19,825.98
4. Step 4: Simplify right side
   31,783.41x = 869,227,863.76
5. Step 5: Solve for x
   x = 869,227,863.76/31,783.41
6. Step 6: Final answer
   x = 27,348.48