Finding the Fourth Proportional to 1,885.34, 2,601.88 and 1,099.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,885.34 : 2,601.88 = 1,099.34 : x
2. Step 2: Convert to fraction form
   1,885.34/2,601.88 = 1,099.34/x
3. Step 3: Cross multiply
   1,885.34x = 2,601.88 × 1,099.34
4. Step 4: Simplify right side
   1,885.34x = 2,860,350.76
5. Step 5: Solve for x
   x = 2,860,350.76/1,885.34
6. Step 6: Final answer
   x = 1,517.15