Finding the Fourth Proportional to 2,618.00, 3,610.35 and 1,720.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618.00 : 3,610.35 = 1,720.16 : x
2. Step 2: Convert to fraction form
   2,618.00/3,610.35 = 1,720.16/x
3. Step 3: Cross multiply
   2,618.00x = 3,610.35 × 1,720.16
4. Step 4: Simplify right side
   2,618.00x = 6,210,361.60
5. Step 5: Solve for x
   x = 6,210,361.60/2,618.00
6. Step 6: Final answer
   x = 2,372.18