Finding the Fourth Proportional to 1,885.30, 2,601.59 and 1,045.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,885.30 : 2,601.59 = 1,045.96 : x
2. Step 2: Convert to fraction form
   1,885.30/2,601.59 = 1,045.96/x
3. Step 3: Cross multiply
   1,885.30x = 2,601.59 × 1,045.96
4. Step 4: Simplify right side
   1,885.30x = 2,721,147.34
5. Step 5: Solve for x
   x = 2,721,147.34/1,885.30
6. Step 6: Final answer
   x = 1,443.35