Finding the Fourth Proportional to 2,142.83, 3,214.01 and 1,453.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142.83 : 3,214.01 = 1,453.93 : x
2. Step 2: Convert to fraction form
   2,142.83/3,214.01 = 1,453.93/x
3. Step 3: Cross multiply
   2,142.83x = 3,214.01 × 1,453.93
4. Step 4: Simplify right side
   2,142.83x = 4,672,941.16
5. Step 5: Solve for x
   x = 4,672,941.16/2,142.83
6. Step 6: Final answer
   x = 2,180.73