Finding the Fourth Proportional to 30,503.11, 42,095.18 and 17,074.32

Step by Step Solution

1. Step 1: Write the proportion equation
   30,503.11 : 42,095.18 = 17,074.32 : x
2. Step 2: Convert to fraction form
   30,503.11/42,095.18 = 17,074.32/x
3. Step 3: Cross multiply
   30,503.11x = 42,095.18 × 17,074.32
4. Step 4: Simplify right side
   30,503.11x = 718,746,573.78
5. Step 5: Solve for x
   x = 718,746,573.78/30,503.11
6. Step 6: Final answer
   x = 23,563.06