Finding the Fourth Proportional to 21,369, 32,049.78 and 5,782.98

Step by Step Solution

1. Step 1: Write the proportion equation
   21,369 : 32,049.78 = 5,782.98 : x
2. Step 2: Convert to fraction form
   21,369/32,049.78 = 5,782.98/x
3. Step 3: Cross multiply
   21,369x = 32,049.78 × 5,782.98
4. Step 4: Simplify right side
   21,369x = 185,343,236.74
5. Step 5: Solve for x
   x = 185,343,236.74/21,369
6. Step 6: Final answer
   x = 8,673.46