Finding the Fourth Proportional to 30,293.12, 41,810.72 and 17,720.96

Step by Step Solution

1. Step 1: Write the proportion equation
   30,293.12 : 41,810.72 = 17,720.96 : x
2. Step 2: Convert to fraction form
   30,293.12/41,810.72 = 17,720.96/x
3. Step 3: Cross multiply
   30,293.12x = 41,810.72 × 17,720.96
4. Step 4: Simplify right side
   30,293.12x = 740,926,096.69
5. Step 5: Solve for x
   x = 740,926,096.69/30,293.12
6. Step 6: Final answer
   x = 24,458.56