Finding the Fourth Proportional to 30,941.33, 42,699.71 and 17,512.59

Step by Step Solution

1. Step 1: Write the proportion equation
   30,941.33 : 42,699.71 = 17,512.59 : x
2. Step 2: Convert to fraction form
   30,941.33/42,699.71 = 17,512.59/x
3. Step 3: Cross multiply
   30,941.33x = 42,699.71 × 17,512.59
4. Step 4: Simplify right side
   30,941.33x = 747,782,379.56
5. Step 5: Solve for x
   x = 747,782,379.56/30,941.33
6. Step 6: Final answer
   x = 24,167.76