Finding the Fourth Proportional to 23,453.34, 32,362.59 and 13,381.20

Step by Step Solution

1. Step 1: Write the proportion equation
   23,453.34 : 32,362.59 = 13,381.20 : x
2. Step 2: Convert to fraction form
   23,453.34/32,362.59 = 13,381.20/x
3. Step 3: Cross multiply
   23,453.34x = 32,362.59 × 13,381.20
4. Step 4: Simplify right side
   23,453.34x = 433,050,289.31
5. Step 5: Solve for x
   x = 433,050,289.31/23,453.34
6. Step 6: Final answer
   x = 18,464.33