Finding the Fourth Proportional to 1,547.26, 2,131.86 and 1,104.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,547.26 : 2,131.86 = 1,104.46 : x
2. Step 2: Convert to fraction form
   1,547.26/2,131.86 = 1,104.46/x
3. Step 3: Cross multiply
   1,547.26x = 2,131.86 × 1,104.46
4. Step 4: Simplify right side
   1,547.26x = 2,354,554.10
5. Step 5: Solve for x
   x = 2,354,554.10/1,547.26
6. Step 6: Final answer
   x = 1,521.76