Finding the Fourth Proportional to 1,686,488.50, 2,525,679.25 and 964,641.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,686,488.50 : 2,525,679.25 = 964,641.82 : x
2. Step 2: Convert to fraction form
   1,686,488.50/2,525,679.25 = 964,641.82/x
3. Step 3: Cross multiply
   1,686,488.50x = 2,525,679.25 × 964,641.82
4. Step 4: Simplify right side
   1,686,488.50x = 2,436,375,828,456.24
5. Step 5: Solve for x
   x = 2,436,375,828,456.24/1,686,488.50
6. Step 6: Final answer
   x = 1,444,644.20