Finding the Fourth Proportional to 17,054.53, 23,364.79 and 16,415.34

Step by Step Solution

1. Step 1: Write the proportion equation
   17,054.53 : 23,364.79 = 16,415.34 : x
2. Step 2: Convert to fraction form
   17,054.53/23,364.79 = 16,415.34/x
3. Step 3: Cross multiply
   17,054.53x = 23,364.79 × 16,415.34
4. Step 4: Simplify right side
   17,054.53x = 383,540,916.42
5. Step 5: Solve for x
   x = 383,540,916.42/17,054.53
6. Step 6: Final answer
   x = 22,489.09