Finding the Fourth Proportional to 30,479.18, 42,059.57 and 17,047.83

Step by Step Solution

1. Step 1: Write the proportion equation
   30,479.18 : 42,059.57 = 17,047.83 : x
2. Step 2: Convert to fraction form
   30,479.18/42,059.57 = 17,047.83/x
3. Step 3: Cross multiply
   30,479.18x = 42,059.57 × 17,047.83
4. Step 4: Simplify right side
   30,479.18x = 717,024,535.65
5. Step 5: Solve for x
   x = 717,024,535.65/30,479.18
6. Step 6: Final answer
   x = 23,525.06