Finding the Fourth Proportional to 1,624.56, 2,434.77 and 756.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624.56 : 2,434.77 = 756.96 : x
2. Step 2: Convert to fraction form
   1,624.56/2,434.77 = 756.96/x
3. Step 3: Cross multiply
   1,624.56x = 2,434.77 × 756.96
4. Step 4: Simplify right side
   1,624.56x = 1,843,023.50
5. Step 5: Solve for x
   x = 1,843,023.50/1,624.56
6. Step 6: Final answer
   x = 1,134.48