Finding the Fourth Proportional to 2,354.84, 3,530.91 and 969.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354.84 : 3,530.91 = 969.15 : x
2. Step 2: Convert to fraction form
   2,354.84/3,530.91 = 969.15/x
3. Step 3: Cross multiply
   2,354.84x = 3,530.91 × 969.15
4. Step 4: Simplify right side
   2,354.84x = 3,421,981.43
5. Step 5: Solve for x
   x = 3,421,981.43/2,354.84
6. Step 6: Final answer
   x = 1,453.17