Finding the Fourth Proportional to 23,297.76, 32,150.06 and 12,687.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,297.76 : 32,150.06 = 12,687.16 : x
2. Step 2: Convert to fraction form
   23,297.76/32,150.06 = 12,687.16/x
3. Step 3: Cross multiply
   23,297.76x = 32,150.06 × 12,687.16
4. Step 4: Simplify right side
   23,297.76x = 407,892,955.23
5. Step 5: Solve for x
   x = 407,892,955.23/23,297.76
6. Step 6: Final answer
   x = 17,507.82