Finding the Fourth Proportional to 3,870,978.26, 5,341,363.92 and 2,216,868.14

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870,978.26 : 5,341,363.92 = 2,216,868.14 : x
2. Step 2: Convert to fraction form
   3,870,978.26/5,341,363.92 = 2,216,868.14/x
3. Step 3: Cross multiply
   3,870,978.26x = 5,341,363.92 × 2,216,868.14
4. Step 4: Simplify right side
   3,870,978.26x = 11,841,099,498,393.51
5. Step 5: Solve for x
   x = 11,841,099,498,393.51/3,870,978.26
6. Step 6: Final answer
   x = 3,058,942.39