Finding the Fourth Proportional to 2,378,323.89, 3,567,475.77 and 861,651.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,378,323.89 : 3,567,475.77 = 861,651.22 : x
2. Step 2: Convert to fraction form
   2,378,323.89/3,567,475.77 = 861,651.22/x
3. Step 3: Cross multiply
   2,378,323.89x = 3,567,475.77 × 861,651.22
4. Step 4: Simplify right side
   2,378,323.89x = 3,073,919,849,540.94
5. Step 5: Solve for x
   x = 3,073,919,849,540.94/2,378,323.89
6. Step 6: Final answer
   x = 1,292,473.18