Finding the Fourth Proportional to 2,543.95, 3,812.72 and 1,448.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.95 : 3,812.72 = 1,448.93 : x
2. Step 2: Convert to fraction form
   2,543.95/3,812.72 = 1,448.93/x
3. Step 3: Cross multiply
   2,543.95x = 3,812.72 × 1,448.93
4. Step 4: Simplify right side
   2,543.95x = 5,524,345.33
5. Step 5: Solve for x
   x = 5,524,345.33/2,543.95
6. Step 6: Final answer
   x = 2,171.57