Finding the Fourth Proportional to 1,585,046.95, 2,377,669.28 and 447,896.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,585,046.95 : 2,377,669.28 = 447,896.25 : x
2. Step 2: Convert to fraction form
   1,585,046.95/2,377,669.28 = 447,896.25/x
3. Step 3: Cross multiply
   1,585,046.95x = 2,377,669.28 × 447,896.25
4. Step 4: Simplify right side
   1,585,046.95x = 1,064,949,152,012.72
5. Step 5: Solve for x
   x = 1,064,949,152,012.72/1,585,046.95
6. Step 6: Final answer
   x = 671,872.31