Finding the Fourth Proportional to 3,407.13, 5,111.51 and 1,459.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,407.13 : 5,111.51 = 1,459.89 : x
2. Step 2: Convert to fraction form
   3,407.13/5,111.51 = 1,459.89/x
3. Step 3: Cross multiply
   3,407.13x = 5,111.51 × 1,459.89
4. Step 4: Simplify right side
   3,407.13x = 7,462,235.03
5. Step 5: Solve for x
   x = 7,462,235.03/3,407.13
6. Step 6: Final answer
   x = 2,190.18