Finding the Fourth Proportional to 2,095.17, 3,145.83 and 1,172.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,095.17 : 3,145.83 = 1,172.53 : x
2. Step 2: Convert to fraction form
   2,095.17/3,145.83 = 1,172.53/x
3. Step 3: Cross multiply
   2,095.17x = 3,145.83 × 1,172.53
4. Step 4: Simplify right side
   2,095.17x = 3,688,580.05
5. Step 5: Solve for x
   x = 3,688,580.05/2,095.17
6. Step 6: Final answer
   x = 1,760.52