Finding the Fourth Proportional to 1,598.15, 2,206.06 and 935.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,598.15 : 2,206.06 = 935.01 : x
2. Step 2: Convert to fraction form
   1,598.15/2,206.06 = 935.01/x
3. Step 3: Cross multiply
   1,598.15x = 2,206.06 × 935.01
4. Step 4: Simplify right side
   1,598.15x = 2,062,685.82
5. Step 5: Solve for x
   x = 2,062,685.82/1,598.15
6. Step 6: Final answer
   x = 1,290.67