Finding the Fourth Proportional to 1,404,103.38, 2,105,753.31 and 457,556.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,103.38 : 2,105,753.31 = 457,556.82 : x
2. Step 2: Convert to fraction form
   1,404,103.38/2,105,753.31 = 457,556.82/x
3. Step 3: Cross multiply
   1,404,103.38x = 2,105,753.31 × 457,556.82
4. Step 4: Simplify right side
   1,404,103.38x = 963,501,788,228.07
5. Step 5: Solve for x
   x = 963,501,788,228.07/1,404,103.38
6. Step 6: Final answer
   x = 686,204.31