Finding the Fourth Proportional to 2,362.68, 3,526.50 and 2,085.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,362.68 : 3,526.50 = 2,085.90 : x
2. Step 2: Convert to fraction form
   2,362.68/3,526.50 = 2,085.90/x
3. Step 3: Cross multiply
   2,362.68x = 3,526.50 × 2,085.90
4. Step 4: Simplify right side
   2,362.68x = 7,355,926.35
5. Step 5: Solve for x
   x = 7,355,926.35/2,362.68
6. Step 6: Final answer
   x = 3,113.38