Finding the Fourth Proportional to 30,807.34, 42,514.06 and 17,378.54

Step by Step Solution

1. Step 1: Write the proportion equation
   30,807.34 : 42,514.06 = 17,378.54 : x
2. Step 2: Convert to fraction form
   30,807.34/42,514.06 = 17,378.54/x
3. Step 3: Cross multiply
   30,807.34x = 42,514.06 × 17,378.54
4. Step 4: Simplify right side
   30,807.34x = 738,832,292.27
5. Step 5: Solve for x
   x = 738,832,292.27/30,807.34
6. Step 6: Final answer
   x = 23,982.35