Finding the Fourth Proportional to 3,763.31, 5,643.83 and 1,422.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,763.31 : 5,643.83 = 1,422.52 : x
2. Step 2: Convert to fraction form
   3,763.31/5,643.83 = 1,422.52/x
3. Step 3: Cross multiply
   3,763.31x = 5,643.83 × 1,422.52
4. Step 4: Simplify right side
   3,763.31x = 8,028,450.50
5. Step 5: Solve for x
   x = 8,028,450.50/3,763.31
6. Step 6: Final answer
   x = 2,133.35