Finding the Fourth Proportional to 20,429.46, 30,495.11 and 17,526.42

Step by Step Solution

1. Step 1: Write the proportion equation
   20,429.46 : 30,495.11 = 17,526.42 : x
2. Step 2: Convert to fraction form
   20,429.46/30,495.11 = 17,526.42/x
3. Step 3: Cross multiply
   20,429.46x = 30,495.11 × 17,526.42
4. Step 4: Simplify right side
   20,429.46x = 534,470,018.17
5. Step 5: Solve for x
   x = 534,470,018.17/20,429.46
6. Step 6: Final answer
   x = 26,161.73