Finding the Fourth Proportional to 2,359.30, 3,535.88 and 971.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,359.30 : 3,535.88 = 971.06 : x
2. Step 2: Convert to fraction form
   2,359.30/3,535.88 = 971.06/x
3. Step 3: Cross multiply
   2,359.30x = 3,535.88 × 971.06
4. Step 4: Simplify right side
   2,359.30x = 3,433,551.63
5. Step 5: Solve for x
   x = 3,433,551.63/2,359.30
6. Step 6: Final answer
   x = 1,455.33