Finding the Fourth Proportional to 2,644.02, 3,967.83 and 1,412.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644.02 : 3,967.83 = 1,412.01 : x
2. Step 2: Convert to fraction form
   2,644.02/3,967.83 = 1,412.01/x
3. Step 3: Cross multiply
   2,644.02x = 3,967.83 × 1,412.01
4. Step 4: Simplify right side
   2,644.02x = 5,602,615.64
5. Step 5: Solve for x
   x = 5,602,615.64/2,644.02
6. Step 6: Final answer
   x = 2,118.98