Finding the Fourth Proportional to 2,361,640.16, 3,259,061.52 and 1,288,552.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,361,640.16 : 3,259,061.52 = 1,288,552.16 : x
2. Step 2: Convert to fraction form
   2,361,640.16/3,259,061.52 = 1,288,552.16/x
3. Step 3: Cross multiply
   2,361,640.16x = 3,259,061.52 × 1,288,552.16
4. Step 4: Simplify right side
   2,361,640.16x = 4,199,470,761,168.88
5. Step 5: Solve for x
   x = 4,199,470,761,168.88/2,361,640.16
6. Step 6: Final answer
   x = 1,778,200.94