Finding the Fourth Proportional to 2,835.21, 3,914.50 and 2,535.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,835.21 : 3,914.50 = 2,535.53 : x
2. Step 2: Convert to fraction form
   2,835.21/3,914.50 = 2,535.53/x
3. Step 3: Cross multiply
   2,835.21x = 3,914.50 × 2,535.53
4. Step 4: Simplify right side
   2,835.21x = 9,925,312.61
5. Step 5: Solve for x
   x = 9,925,312.61/2,835.21
6. Step 6: Final answer
   x = 3,500.73