Finding the Fourth Proportional to 3,855,837.83, 5,321,056.70 and 2,137,069.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,855,837.83 : 5,321,056.70 = 2,137,069.31 : x
2. Step 2: Convert to fraction form
   3,855,837.83/5,321,056.70 = 2,137,069.31/x
3. Step 3: Cross multiply
   3,855,837.83x = 5,321,056.70 × 2,137,069.31
4. Step 4: Simplify right side
   3,855,837.83x = 11,371,466,949,077.27
5. Step 5: Solve for x
   x = 11,371,466,949,077.27/3,855,837.83
6. Step 6: Final answer
   x = 2,949,155.92