Finding the Fourth Proportional to 23,611.79, 32,584.01 and 13,404.77

Step by Step Solution

1. Step 1: Write the proportion equation
   23,611.79 : 32,584.01 = 13,404.77 : x
2. Step 2: Convert to fraction form
   23,611.79/32,584.01 = 13,404.77/x
3. Step 3: Cross multiply
   23,611.79x = 32,584.01 × 13,404.77
4. Step 4: Simplify right side
   23,611.79x = 436,780,929.78
5. Step 5: Solve for x
   x = 436,780,929.78/23,611.79
6. Step 6: Final answer
   x = 18,498.43