Finding the Fourth Proportional to 2,176.71, 3,003.86 and 1,181.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,176.71 : 3,003.86 = 1,181.99 : x
2. Step 2: Convert to fraction form
   2,176.71/3,003.86 = 1,181.99/x
3. Step 3: Cross multiply
   2,176.71x = 3,003.86 × 1,181.99
4. Step 4: Simplify right side
   2,176.71x = 3,550,532.48
5. Step 5: Solve for x
   x = 3,550,532.48/2,176.71
6. Step 6: Final answer
   x = 1,631.15