Finding the Fourth Proportional to 30,693.61, 42,357.41 and 17,264.76

Step by Step Solution

1. Step 1: Write the proportion equation
   30,693.61 : 42,357.41 = 17,264.76 : x
2. Step 2: Convert to fraction form
   30,693.61/42,357.41 = 17,264.76/x
3. Step 3: Cross multiply
   30,693.61x = 42,357.41 × 17,264.76
4. Step 4: Simplify right side
   30,693.61x = 731,290,517.87
5. Step 5: Solve for x
   x = 731,290,517.87/30,693.61
6. Step 6: Final answer
   x = 23,825.50