Finding the Fourth Proportional to 23,395.17, 32,284.81 and 12,784.87

Step by Step Solution

1. Step 1: Write the proportion equation
   23,395.17 : 32,284.81 = 12,784.87 : x
2. Step 2: Convert to fraction form
   23,395.17/32,284.81 = 12,784.87/x
3. Step 3: Cross multiply
   23,395.17x = 32,284.81 × 12,784.87
4. Step 4: Simplify right side
   23,395.17x = 412,757,098.82
5. Step 5: Solve for x
   x = 412,757,098.82/23,395.17
6. Step 6: Final answer
   x = 17,642.83