Finding the Fourth Proportional to 1,322.69, 1,826.15 and 924.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,322.69 : 1,826.15 = 924.21 : x
2. Step 2: Convert to fraction form
   1,322.69/1,826.15 = 924.21/x
3. Step 3: Cross multiply
   1,322.69x = 1,826.15 × 924.21
4. Step 4: Simplify right side
   1,322.69x = 1,687,741.47
5. Step 5: Solve for x
   x = 1,687,741.47/1,322.69
6. Step 6: Final answer
   x = 1,276.00