Finding the Fourth Proportional to 21,656.68, 32,485.89 and 6,865.27

Step by Step Solution

1. Step 1: Write the proportion equation
   21,656.68 : 32,485.89 = 6,865.27 : x
2. Step 2: Convert to fraction form
   21,656.68/32,485.89 = 6,865.27/x
3. Step 3: Cross multiply
   21,656.68x = 32,485.89 × 6,865.27
4. Step 4: Simplify right side
   21,656.68x = 223,024,350.57
5. Step 5: Solve for x
   x = 223,024,350.57/21,656.68
6. Step 6: Final answer
   x = 10,298.18