Finding the Fourth Proportional to 1,624.46, 2,435.52 and 758.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624.46 : 2,435.52 = 758.30 : x
2. Step 2: Convert to fraction form
   1,624.46/2,435.52 = 758.30/x
3. Step 3: Cross multiply
   1,624.46x = 2,435.52 × 758.30
4. Step 4: Simplify right side
   1,624.46x = 1,846,854.82
5. Step 5: Solve for x
   x = 1,846,854.82/1,624.46
6. Step 6: Final answer
   x = 1,136.90