Finding the Fourth Proportional to 23,517.12, 32,453.73 and 12,906.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,517.12 : 32,453.73 = 12,906.84 : x
2. Step 2: Convert to fraction form
   23,517.12/32,453.73 = 12,906.84/x
3. Step 3: Cross multiply
   23,517.12x = 32,453.73 × 12,906.84
4. Step 4: Simplify right side
   23,517.12x = 418,875,100.51
5. Step 5: Solve for x
   x = 418,875,100.51/23,517.12
6. Step 6: Final answer
   x = 17,811.50