Finding the Fourth Proportional to 2,890,111.34, 4,335,391.18 and 868,197.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,890,111.34 : 4,335,391.18 = 868,197.02 : x
2. Step 2: Convert to fraction form
   2,890,111.34/4,335,391.18 = 868,197.02/x
3. Step 3: Cross multiply
   2,890,111.34x = 4,335,391.18 × 868,197.02
4. Step 4: Simplify right side
   2,890,111.34x = 3,763,973,703,010.28
5. Step 5: Solve for x
   x = 3,763,973,703,010.28/2,890,111.34
6. Step 6: Final answer
   x = 1,302,362.87