Finding the Fourth Proportional to 19,446.78, 29,096.31 and 12,032.85

Step by Step Solution

1. Step 1: Write the proportion equation
   19,446.78 : 29,096.31 = 12,032.85 : x
2. Step 2: Convert to fraction form
   19,446.78/29,096.31 = 12,032.85/x
3. Step 3: Cross multiply
   19,446.78x = 29,096.31 × 12,032.85
4. Step 4: Simplify right side
   19,446.78x = 350,111,688.02
5. Step 5: Solve for x
   x = 350,111,688.02/19,446.78
6. Step 6: Final answer
   x = 18,003.58