Finding the Fourth Proportional to 2,810,778.82, 3,878,876.04 and 1,521,619.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,778.82 : 3,878,876.04 = 1,521,619.18 : x
2. Step 2: Convert to fraction form
   2,810,778.82/3,878,876.04 = 1,521,619.18/x
3. Step 3: Cross multiply
   2,810,778.82x = 3,878,876.04 × 1,521,619.18
4. Step 4: Simplify right side
   2,810,778.82x = 5,902,172,179,306.45
5. Step 5: Solve for x
   x = 5,902,172,179,306.45/2,810,778.82
6. Step 6: Final answer
   x = 2,099,835.16