Finding the Fourth Proportional to 1,051.32, 1,450.86 and 609.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,051.32 : 1,450.86 = 609.27 : x
2. Step 2: Convert to fraction form
   1,051.32/1,450.86 = 609.27/x
3. Step 3: Cross multiply
   1,051.32x = 1,450.86 × 609.27
4. Step 4: Simplify right side
   1,051.32x = 883,965.47
5. Step 5: Solve for x
   x = 883,965.47/1,051.32
6. Step 6: Final answer
   x = 840.81