Finding the Fourth Proportional to 2,066.96, 3,100.92 and 913.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.96 : 3,100.92 = 913.04 : x
2. Step 2: Convert to fraction form
   2,066.96/3,100.92 = 913.04/x
3. Step 3: Cross multiply
   2,066.96x = 3,100.92 × 913.04
4. Step 4: Simplify right side
   2,066.96x = 2,831,264.00
5. Step 5: Solve for x
   x = 2,831,264.00/2,066.96
6. Step 6: Final answer
   x = 1,369.77