Finding the Fourth Proportional to 1,624.22, 2,436.56 and 469.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624.22 : 2,436.56 = 469.82 : x
2. Step 2: Convert to fraction form
   1,624.22/2,436.56 = 469.82/x
3. Step 3: Cross multiply
   1,624.22x = 2,436.56 × 469.82
4. Step 4: Simplify right side
   1,624.22x = 1,144,733.61
5. Step 5: Solve for x
   x = 1,144,733.61/1,624.22
6. Step 6: Final answer
   x = 704.79