Finding the Fourth Proportional to 2,943,549.07, 4,411,630 and 1,258,671.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,943,549.07 : 4,411,630 = 1,258,671.31 : x
2. Step 2: Convert to fraction form
   2,943,549.07/4,411,630 = 1,258,671.31/x
3. Step 3: Cross multiply
   2,943,549.07x = 4,411,630 × 1,258,671.31
4. Step 4: Simplify right side
   2,943,549.07x = 5,552,792,111,335.30
5. Step 5: Solve for x
   x = 5,552,792,111,335.30/2,943,549.07
6. Step 6: Final answer
   x = 1,886,427.57