Finding the Fourth Proportional to 2,090.22, 2,884.47 and 1,146.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090.22 : 2,884.47 = 1,146.01 : x
2. Step 2: Convert to fraction form
   2,090.22/2,884.47 = 1,146.01/x
3. Step 3: Cross multiply
   2,090.22x = 2,884.47 × 1,146.01
4. Step 4: Simplify right side
   2,090.22x = 3,305,631.46
5. Step 5: Solve for x
   x = 3,305,631.46/2,090.22
6. Step 6: Final answer
   x = 1,581.48