Finding the Fourth Proportional to 11,862, 17,795.88 and 3,654

Step by Step Solution

1. Step 1: Write the proportion equation
   11,862 : 17,795.88 = 3,654 : x
2. Step 2: Convert to fraction form
   11,862/17,795.88 = 3,654/x
3. Step 3: Cross multiply
   11,862x = 17,795.88 × 3,654
4. Step 4: Simplify right side
   11,862x = 65,026,145.52
5. Step 5: Solve for x
   x = 65,026,145.52/11,862
6. Step 6: Final answer
   x = 5,481.89