Finding the Fourth Proportional to 1,918,105.94, 2,646,797.73 and 1,058,610.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,918,105.94 : 2,646,797.73 = 1,058,610.71 : x
2. Step 2: Convert to fraction form
   1,918,105.94/2,646,797.73 = 1,058,610.71/x
3. Step 3: Cross multiply
   1,918,105.94x = 2,646,797.73 × 1,058,610.71
4. Step 4: Simplify right side
   1,918,105.94x = 2,801,928,424,181.69
5. Step 5: Solve for x
   x = 2,801,928,424,181.69/1,918,105.94
6. Step 6: Final answer
   x = 1,460,778.76