Finding the Fourth Proportional to 2,955.67, 4,434.16 and 1,290.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,955.67 : 4,434.16 = 1,290.06 : x
2. Step 2: Convert to fraction form
   2,955.67/4,434.16 = 1,290.06/x
3. Step 3: Cross multiply
   2,955.67x = 4,434.16 × 1,290.06
4. Step 4: Simplify right side
   2,955.67x = 5,720,303.83
5. Step 5: Solve for x
   x = 5,720,303.83/2,955.67
6. Step 6: Final answer
   x = 1,935.37