Finding the Fourth Proportional to 1,012,152.22, 1,395,865.41 and 839,797.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,012,152.22 : 1,395,865.41 = 839,797.30 : x
2. Step 2: Convert to fraction form
   1,012,152.22/1,395,865.41 = 839,797.30/x
3. Step 3: Cross multiply
   1,012,152.22x = 1,395,865.41 × 839,797.30
4. Step 4: Simplify right side
   1,012,152.22x = 1,172,244,002,481.39
5. Step 5: Solve for x
   x = 1,172,244,002,481.39/1,012,152.22
6. Step 6: Final answer
   x = 1,158,169.67