Finding the Fourth Proportional to 1,606.16, 2,407.91 and 716.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,606.16 : 2,407.91 = 716.04 : x
2. Step 2: Convert to fraction form
   1,606.16/2,407.91 = 716.04/x
3. Step 3: Cross multiply
   1,606.16x = 2,407.91 × 716.04
4. Step 4: Simplify right side
   1,606.16x = 1,724,156.30
5. Step 5: Solve for x
   x = 1,724,156.30/1,606.16
6. Step 6: Final answer
   x = 1,073.47