Finding the Fourth Proportional to 1,017,469.41, 1,404,124.25 and 558,626.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,469.41 : 1,404,124.25 = 558,626.28 : x
2. Step 2: Convert to fraction form
   1,017,469.41/1,404,124.25 = 558,626.28/x
3. Step 3: Cross multiply
   1,017,469.41x = 1,404,124.25 × 558,626.28
4. Step 4: Simplify right side
   1,017,469.41x = 784,380,706,435.29
5. Step 5: Solve for x
   x = 784,380,706,435.29/1,017,469.41
6. Step 6: Final answer
   x = 770,913.31