Finding the Fourth Proportional to 23,173.89, 34,760.82 and 8,379.35

Step by Step Solution

1. Step 1: Write the proportion equation
   23,173.89 : 34,760.82 = 8,379.35 : x
2. Step 2: Convert to fraction form
   23,173.89/34,760.82 = 8,379.35/x
3. Step 3: Cross multiply
   23,173.89x = 34,760.82 × 8,379.35
4. Step 4: Simplify right side
   23,173.89x = 291,273,077.07
5. Step 5: Solve for x
   x = 291,273,077.07/23,173.89
6. Step 6: Final answer
   x = 12,569.02