Finding the Fourth Proportional to 2,810,769.96, 3,878,863.81 and 1,521,610.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,769.96 : 3,878,863.81 = 1,521,610.31 : x
2. Step 2: Convert to fraction form
   2,810,769.96/3,878,863.81 = 1,521,610.31/x
3. Step 3: Cross multiply
   2,810,769.96x = 3,878,863.81 × 1,521,610.31
4. Step 4: Simplify right side
   2,810,769.96x = 5,902,119,170,275.02
5. Step 5: Solve for x
   x = 5,902,119,170,275.02/2,810,769.96
6. Step 6: Final answer
   x = 2,099,822.91