Finding the Fourth Proportional to 23,513.70, 32,448.81 and 12,903.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,513.70 : 32,448.81 = 12,903.31 : x
2. Step 2: Convert to fraction form
   23,513.70/32,448.81 = 12,903.31/x
3. Step 3: Cross multiply
   23,513.70x = 32,448.81 × 12,903.31
4. Step 4: Simplify right side
   23,513.70x = 418,697,054.56
5. Step 5: Solve for x
   x = 418,697,054.56/23,513.70
6. Step 6: Final answer
   x = 17,806.52