Finding the Fourth Proportional to 30,701.82, 42,365.50 and 17,272.79

Step by Step Solution

1. Step 1: Write the proportion equation
   30,701.82 : 42,365.50 = 17,272.79 : x
2. Step 2: Convert to fraction form
   30,701.82/42,365.50 = 17,272.79/x
3. Step 3: Cross multiply
   30,701.82x = 42,365.50 × 17,272.79
4. Step 4: Simplify right side
   30,701.82x = 731,770,086.55
5. Step 5: Solve for x
   x = 731,770,086.55/30,701.82
6. Step 6: Final answer
   x = 23,834.75