Finding the Fourth Proportional to 23,196.56, 32,011.34 and 12,586.28

Step by Step Solution

1. Step 1: Write the proportion equation
   23,196.56 : 32,011.34 = 12,586.28 : x
2. Step 2: Convert to fraction form
   23,196.56/32,011.34 = 12,586.28/x
3. Step 3: Cross multiply
   23,196.56x = 32,011.34 × 12,586.28
4. Step 4: Simplify right side
   23,196.56x = 402,903,465.43
5. Step 5: Solve for x
   x = 402,903,465.43/23,196.56
6. Step 6: Final answer
   x = 17,369.11