Finding the Fourth Proportional to 21,480.14, 32,216.49 and 5,685.27

Step by Step Solution

1. Step 1: Write the proportion equation
   21,480.14 : 32,216.49 = 5,685.27 : x
2. Step 2: Convert to fraction form
   21,480.14/32,216.49 = 5,685.27/x
3. Step 3: Cross multiply
   21,480.14x = 32,216.49 × 5,685.27
4. Step 4: Simplify right side
   21,480.14x = 183,159,444.10
5. Step 5: Solve for x
   x = 183,159,444.10/21,480.14
6. Step 6: Final answer
   x = 8,526.92