Finding the Fourth Proportional to 2,057,481.34, 3,085,094.49 and 637,143.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,481.34 : 3,085,094.49 = 637,143.10 : x
2. Step 2: Convert to fraction form
   2,057,481.34/3,085,094.49 = 637,143.10/x
3. Step 3: Cross multiply
   2,057,481.34x = 3,085,094.49 × 637,143.10
4. Step 4: Simplify right side
   2,057,481.34x = 1,965,646,667,151.52
5. Step 5: Solve for x
   x = 1,965,646,667,151.52/2,057,481.34
6. Step 6: Final answer
   x = 955,365.49