Finding the Fourth Proportional to 8,322.53, 12,484.71 and 2,776.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,322.53 : 12,484.71 = 2,776.25 : x
2. Step 2: Convert to fraction form
   8,322.53/12,484.71 = 2,776.25/x
3. Step 3: Cross multiply
   8,322.53x = 12,484.71 × 2,776.25
4. Step 4: Simplify right side
   8,322.53x = 34,660,707.35
5. Step 5: Solve for x
   x = 34,660,707.35/8,322.53
6. Step 6: Final answer
   x = 4,164.69