Finding the Fourth Proportional to 113,995.44, 170,973.18 and 30,870

Step by Step Solution

1. Step 1: Write the proportion equation
   113,995.44 : 170,973.18 = 30,870 : x
2. Step 2: Convert to fraction form
   113,995.44/170,973.18 = 30,870/x
3. Step 3: Cross multiply
   113,995.44x = 170,973.18 × 30,870
4. Step 4: Simplify right side
   113,995.44x = 5,277,942,066.60
5. Step 5: Solve for x
   x = 5,277,942,066.60/113,995.44
6. Step 6: Final answer
   x = 46,299.59