Finding the Fourth Proportional to 23,469.42, 32,386.56 and 12,858.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,469.42 : 32,386.56 = 12,858.84 : x
2. Step 2: Convert to fraction form
   23,469.42/32,386.56 = 12,858.84/x
3. Step 3: Cross multiply
   23,469.42x = 32,386.56 × 12,858.84
4. Step 4: Simplify right side
   23,469.42x = 416,453,593.19
5. Step 5: Solve for x
   x = 416,453,593.19/23,469.42
6. Step 6: Final answer
   x = 17,744.52