Finding the Fourth Proportional to 23,830.62, 32,882.55 and 13,621.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,830.62 : 32,882.55 = 13,621.50 : x
2. Step 2: Convert to fraction form
   23,830.62/32,882.55 = 13,621.50/x
3. Step 3: Cross multiply
   23,830.62x = 32,882.55 × 13,621.50
4. Step 4: Simplify right side
   23,830.62x = 447,909,654.83
5. Step 5: Solve for x
   x = 447,909,654.83/23,830.62
6. Step 6: Final answer
   x = 18,795.55