Finding the Fourth Proportional to 16,734.90, 23,094.82 and 9,181.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,734.90 : 23,094.82 = 9,181.55 : x
2. Step 2: Convert to fraction form
   16,734.90/23,094.82 = 9,181.55/x
3. Step 3: Cross multiply
   16,734.90x = 23,094.82 × 9,181.55
4. Step 4: Simplify right side
   16,734.90x = 212,046,313.78
5. Step 5: Solve for x
   x = 212,046,313.78/16,734.90
6. Step 6: Final answer
   x = 12,670.90