Finding the Fourth Proportional to 2,505.06, 3,457.62 and 1,667.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.06 : 3,457.62 = 1,667.16 : x
2. Step 2: Convert to fraction form
   2,505.06/3,457.62 = 1,667.16/x
3. Step 3: Cross multiply
   2,505.06x = 3,457.62 × 1,667.16
4. Step 4: Simplify right side
   2,505.06x = 5,764,405.76
5. Step 5: Solve for x
   x = 5,764,405.76/2,505.06
6. Step 6: Final answer
   x = 2,301.10