Finding the Fourth Proportional to 3,131.04, 4,693.80 and 1,181.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,131.04 : 4,693.80 = 1,181.82 : x
2. Step 2: Convert to fraction form
   3,131.04/4,693.80 = 1,181.82/x
3. Step 3: Cross multiply
   3,131.04x = 4,693.80 × 1,181.82
4. Step 4: Simplify right side
   3,131.04x = 5,547,226.72
5. Step 5: Solve for x
   x = 5,547,226.72/3,131.04
6. Step 6: Final answer
   x = 1,771.69