Finding the Fourth Proportional to 2,810,807.02, 3,878,915 and 1,521,647.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,807.02 : 3,878,915 = 1,521,647.42 : x
2. Step 2: Convert to fraction form
   2,810,807.02/3,878,915 = 1,521,647.42/x
3. Step 3: Cross multiply
   2,810,807.02x = 3,878,915 × 1,521,647.42
4. Step 4: Simplify right side
   2,810,807.02x = 5,902,341,002,149.30
5. Step 5: Solve for x
   x = 5,902,341,002,149.30/2,810,807.02
6. Step 6: Final answer
   x = 2,099,874.15