Finding the Fourth Proportional to 23,469.82, 32,377.49 and 20,783.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,469.82 : 32,377.49 = 20,783.78 : x
2. Step 2: Convert to fraction form
   23,469.82/32,377.49 = 20,783.78/x
3. Step 3: Cross multiply
   23,469.82x = 32,377.49 × 20,783.78
4. Step 4: Simplify right side
   23,469.82x = 672,926,558.15
5. Step 5: Solve for x
   x = 672,926,558.15/23,469.82
6. Step 6: Final answer
   x = 28,672.00