Finding the Fourth Proportional to 23,156.15, 34,738.41 and 17,677.58

Step by Step Solution

1. Step 1: Write the proportion equation
   23,156.15 : 34,738.41 = 17,677.58 : x
2. Step 2: Convert to fraction form
   23,156.15/34,738.41 = 17,677.58/x
3. Step 3: Cross multiply
   23,156.15x = 34,738.41 × 17,677.58
4. Step 4: Simplify right side
   23,156.15x = 614,091,021.85
5. Step 5: Solve for x
   x = 614,091,021.85/23,156.15
6. Step 6: Final answer
   x = 26,519.56