Finding the Fourth Proportional to 3,878,595.48, 5,815,946.78 and 2,259,887.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,878,595.48 : 5,815,946.78 = 2,259,887.42 : x
2. Step 2: Convert to fraction form
   3,878,595.48/5,815,946.78 = 2,259,887.42/x
3. Step 3: Cross multiply
   3,878,595.48x = 5,815,946.78 × 2,259,887.42
4. Step 4: Simplify right side
   3,878,595.48x = 13,143,384,963,511.51
5. Step 5: Solve for x
   x = 13,143,384,963,511.51/3,878,595.48
6. Step 6: Final answer
   x = 3,388,697.02