Finding the Fourth Proportional to 30,757.56, 42,440.72 and 17,327.96

Step by Step Solution

1. Step 1: Write the proportion equation
   30,757.56 : 42,440.72 = 17,327.96 : x
2. Step 2: Convert to fraction form
   30,757.56/42,440.72 = 17,327.96/x
3. Step 3: Cross multiply
   30,757.56x = 42,440.72 × 17,327.96
4. Step 4: Simplify right side
   30,757.56x = 735,411,098.53
5. Step 5: Solve for x
   x = 735,411,098.53/30,757.56
6. Step 6: Final answer
   x = 23,909.93