Finding the Fourth Proportional to 3,430.63, 5,144.00 and 1,090.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,430.63 : 5,144.00 = 1,090.18 : x
2. Step 2: Convert to fraction form
   3,430.63/5,144.00 = 1,090.18/x
3. Step 3: Cross multiply
   3,430.63x = 5,144.00 × 1,090.18
4. Step 4: Simplify right side
   3,430.63x = 5,607,867.61
5. Step 5: Solve for x
   x = 5,607,867.61/3,430.63
6. Step 6: Final answer
   x = 1,634.65