Finding the Fourth Proportional to 30,758.07, 42,446.28 and 17,329.53

Step by Step Solution

1. Step 1: Write the proportion equation
   30,758.07 : 42,446.28 = 17,329.53 : x
2. Step 2: Convert to fraction form
   30,758.07/42,446.28 = 17,329.53/x
3. Step 3: Cross multiply
   30,758.07x = 42,446.28 × 17,329.53
4. Step 4: Simplify right side
   30,758.07x = 735,573,783.77
5. Step 5: Solve for x
   x = 735,573,783.77/30,758.07
6. Step 6: Final answer
   x = 23,914.83