Finding the Fourth Proportional to 13,423.10, 18,522.52 and 7,837.34

Step by Step Solution

1. Step 1: Write the proportion equation
   13,423.10 : 18,522.52 = 7,837.34 : x
2. Step 2: Convert to fraction form
   13,423.10/18,522.52 = 7,837.34/x
3. Step 3: Cross multiply
   13,423.10x = 18,522.52 × 7,837.34
4. Step 4: Simplify right side
   13,423.10x = 145,167,174.69
5. Step 5: Solve for x
   x = 145,167,174.69/13,423.10
6. Step 6: Final answer
   x = 10,814.73