Finding the Fourth Proportional to 31,783.46, 43,877.50 and 22,393.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,783.46 : 43,877.50 = 22,393.94 : x
2. Step 2: Convert to fraction form
   31,783.46/43,877.50 = 22,393.94/x
3. Step 3: Cross multiply
   31,783.46x = 43,877.50 × 22,393.94
4. Step 4: Simplify right side
   31,783.46x = 982,589,826.98
5. Step 5: Solve for x
   x = 982,589,826.98/31,783.46
6. Step 6: Final answer
   x = 30,915.14