Finding the Fourth Proportional to 23,784.16, 35,687.31 and 10,645.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,784.16 : 35,687.31 = 10,645.42 : x
2. Step 2: Convert to fraction form
   23,784.16/35,687.31 = 10,645.42/x
3. Step 3: Cross multiply
   23,784.16x = 35,687.31 × 10,645.42
4. Step 4: Simplify right side
   23,784.16x = 379,906,403.62
5. Step 5: Solve for x
   x = 379,906,403.62/23,784.16
6. Step 6: Final answer
   x = 15,973.08