Finding the Fourth Proportional to 1,404,152, 2,104,535.72 and 644,945.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,152 : 2,104,535.72 = 644,945.84 : x
2. Step 2: Convert to fraction form
   1,404,152/2,104,535.72 = 644,945.84/x
3. Step 3: Cross multiply
   1,404,152x = 2,104,535.72 × 644,945.84
4. Step 4: Simplify right side
   1,404,152x = 1,357,311,557,745.40
5. Step 5: Solve for x
   x = 1,357,311,557,745.40/1,404,152
6. Step 6: Final answer
   x = 966,641.47