Finding the Fourth Proportional to 2,865,059.27, 4,297,121.67 and 842,830.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,865,059.27 : 4,297,121.67 = 842,830.18 : x
2. Step 2: Convert to fraction form
   2,865,059.27/4,297,121.67 = 842,830.18/x
3. Step 3: Cross multiply
   2,865,059.27x = 4,297,121.67 × 842,830.18
4. Step 4: Simplify right side
   2,865,059.27x = 3,621,743,830,608.00
5. Step 5: Solve for x
   x = 3,621,743,830,608.00/2,865,059.27
6. Step 6: Final answer
   x = 1,264,107.82