Finding the Fourth Proportional to 8,248.72, 12,376.32 and 3,055

Step by Step Solution

1. Step 1: Write the proportion equation
   8,248.72 : 12,376.32 = 3,055 : x
2. Step 2: Convert to fraction form
   8,248.72/12,376.32 = 3,055/x
3. Step 3: Cross multiply
   8,248.72x = 12,376.32 × 3,055
4. Step 4: Simplify right side
   8,248.72x = 37,809,657.60
5. Step 5: Solve for x
   x = 37,809,657.60/8,248.72
6. Step 6: Final answer
   x = 4,583.70