Finding the Fourth Proportional to 1,404,150, 2,104,532.72 and 644,943.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,150 : 2,104,532.72 = 644,943.84 : x
2. Step 2: Convert to fraction form
   1,404,150/2,104,532.72 = 644,943.84/x
3. Step 3: Cross multiply
   1,404,150x = 2,104,532.72 × 644,943.84
4. Step 4: Simplify right side
   1,404,150x = 1,357,305,413,842.44
5. Step 5: Solve for x
   x = 1,357,305,413,842.44/1,404,150
6. Step 6: Final answer
   x = 966,638.47