Finding the Fourth Proportional to 23,212, 34,773.18 and 13,859.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,212 : 34,773.18 = 13,859.52 : x
2. Step 2: Convert to fraction form
   23,212/34,773.18 = 13,859.52/x
3. Step 3: Cross multiply
   23,212x = 34,773.18 × 13,859.52
4. Step 4: Simplify right side
   23,212x = 481,939,583.67
5. Step 5: Solve for x
   x = 481,939,583.67/23,212
6. Step 6: Final answer
   x = 20,762.52