Finding the Fourth Proportional to 2,111.10, 3,164.06 and 1,184.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111.10 : 3,164.06 = 1,184.72 : x
2. Step 2: Convert to fraction form
   2,111.10/3,164.06 = 1,184.72/x
3. Step 3: Cross multiply
   2,111.10x = 3,164.06 × 1,184.72
4. Step 4: Simplify right side
   2,111.10x = 3,748,505.64
5. Step 5: Solve for x
   x = 3,748,505.64/2,111.10
6. Step 6: Final answer
   x = 1,775.62