Finding the Fourth Proportional to 23,480, 32,405.28 and 13,544

Step by Step Solution

1. Step 1: Write the proportion equation
   23,480 : 32,405.28 = 13,544 : x
2. Step 2: Convert to fraction form
   23,480/32,405.28 = 13,544/x
3. Step 3: Cross multiply
   23,480x = 32,405.28 × 13,544
4. Step 4: Simplify right side
   23,480x = 438,897,112.32
5. Step 5: Solve for x
   x = 438,897,112.32/23,480
6. Step 6: Final answer
   x = 18,692.38