Finding the Fourth Proportional to 2,285,870.76, 3,154,380.48 and 1,305,617.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,285,870.76 : 3,154,380.48 = 1,305,617.31 : x
2. Step 2: Convert to fraction form
   2,285,870.76/3,154,380.48 = 1,305,617.31/x
3. Step 3: Cross multiply
   2,285,870.76x = 3,154,380.48 × 1,305,617.31
4. Step 4: Simplify right side
   2,285,870.76x = 4,118,413,757,014.11
5. Step 5: Solve for x
   x = 4,118,413,757,014.11/2,285,870.76
6. Step 6: Final answer
   x = 1,801,682.68