Finding the Fourth Proportional to 30,498.32, 45,751.17 and 10,772.84

Step by Step Solution

1. Step 1: Write the proportion equation
   30,498.32 : 45,751.17 = 10,772.84 : x
2. Step 2: Convert to fraction form
   30,498.32/45,751.17 = 10,772.84/x
3. Step 3: Cross multiply
   30,498.32x = 45,751.17 × 10,772.84
4. Step 4: Simplify right side
   30,498.32x = 492,870,034.22
5. Step 5: Solve for x
   x = 492,870,034.22/30,498.32
6. Step 6: Final answer
   x = 16,160.56