Finding the Fourth Proportional to 1,544.76, 2,131.80 and 846.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,544.76 : 2,131.80 = 846.18 : x
2. Step 2: Convert to fraction form
   1,544.76/2,131.80 = 846.18/x
3. Step 3: Cross multiply
   1,544.76x = 2,131.80 × 846.18
4. Step 4: Simplify right side
   1,544.76x = 1,803,886.52
5. Step 5: Solve for x
   x = 1,803,886.52/1,544.76
6. Step 6: Final answer
   x = 1,167.75