Finding the Fourth Proportional to 1,051.33, 1,450.71 and 609.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,051.33 : 1,450.71 = 609.37 : x
2. Step 2: Convert to fraction form
   1,051.33/1,450.71 = 609.37/x
3. Step 3: Cross multiply
   1,051.33x = 1,450.71 × 609.37
4. Step 4: Simplify right side
   1,051.33x = 884,019.15
5. Step 5: Solve for x
   x = 884,019.15/1,051.33
6. Step 6: Final answer
   x = 840.86