Finding the Fourth Proportional to 1,885.09, 2,824.56 and 1,336.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,885.09 : 2,824.56 = 1,336.30 : x
2. Step 2: Convert to fraction form
   1,885.09/2,824.56 = 1,336.30/x
3. Step 3: Cross multiply
   1,885.09x = 2,824.56 × 1,336.30
4. Step 4: Simplify right side
   1,885.09x = 3,774,459.53
5. Step 5: Solve for x
   x = 3,774,459.53/1,885.09
6. Step 6: Final answer
   x = 2,002.27