Finding the Fourth Proportional to 1,164.76, 1,606.82 and 744.90

Step by Step Solution

1. Step 1: Write the proportion equation
   1,164.76 : 1,606.82 = 744.90 : x
2. Step 2: Convert to fraction form
   1,164.76/1,606.82 = 744.90/x
3. Step 3: Cross multiply
   1,164.76x = 1,606.82 × 744.90
4. Step 4: Simplify right side
   1,164.76x = 1,196,920.22
5. Step 5: Solve for x
   x = 1,196,920.22/1,164.76
6. Step 6: Final answer
   x = 1,027.61