Finding the Fourth Proportional to 2,870,339.69, 4,305,401.91 and 711,371.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,870,339.69 : 4,305,401.91 = 711,371.97 : x
2. Step 2: Convert to fraction form
   2,870,339.69/4,305,401.91 = 711,371.97/x
3. Step 3: Cross multiply
   2,870,339.69x = 4,305,401.91 × 711,371.97
4. Step 4: Simplify right side
   2,870,339.69x = 3,062,742,238,358.46
5. Step 5: Solve for x
   x = 3,062,742,238,358.46/2,870,339.69
6. Step 6: Final answer
   x = 1,067,031.28