Finding the Fourth Proportional to 31,671, 43,707.60 and 19,096.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,671 : 43,707.60 = 19,096.56 : x
2. Step 2: Convert to fraction form
   31,671/43,707.60 = 19,096.56/x
3. Step 3: Cross multiply
   31,671x = 43,707.60 × 19,096.56
4. Step 4: Simplify right side
   31,671x = 834,664,805.86
5. Step 5: Solve for x
   x = 834,664,805.86/31,671
6. Step 6: Final answer
   x = 26,354.23