Finding the Fourth Proportional to 23,457.94, 35,167.47 and 8,664.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,457.94 : 35,167.47 = 8,664.10 : x
2. Step 2: Convert to fraction form
   23,457.94/35,167.47 = 8,664.10/x
3. Step 3: Cross multiply
   23,457.94x = 35,167.47 × 8,664.10
4. Step 4: Simplify right side
   23,457.94x = 304,694,476.83
5. Step 5: Solve for x
   x = 304,694,476.83/23,457.94
6. Step 6: Final answer
   x = 12,988.97