Finding the Fourth Proportional to 30,699.24, 42,364.72 and 17,451.24

Step by Step Solution

1. Step 1: Write the proportion equation
   30,699.24 : 42,364.72 = 17,451.24 : x
2. Step 2: Convert to fraction form
   30,699.24/42,364.72 = 17,451.24/x
3. Step 3: Cross multiply
   30,699.24x = 42,364.72 × 17,451.24
4. Step 4: Simplify right side
   30,699.24x = 739,316,896.25
5. Step 5: Solve for x
   x = 739,316,896.25/30,699.24
6. Step 6: Final answer
   x = 24,082.58