Finding the Fourth Proportional to 1,624.41, 2,241.59 and 916.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624.41 : 2,241.59 = 916.37 : x
2. Step 2: Convert to fraction form
   1,624.41/2,241.59 = 916.37/x
3. Step 3: Cross multiply
   1,624.41x = 2,241.59 × 916.37
4. Step 4: Simplify right side
   1,624.41x = 2,054,110.04
5. Step 5: Solve for x
   x = 2,054,110.04/1,624.41
6. Step 6: Final answer
   x = 1,264.53