Finding the Fourth Proportional to 8,417.76, 12,604.72 and 4,503

Step by Step Solution

1. Step 1: Write the proportion equation
   8,417.76 : 12,604.72 = 4,503 : x
2. Step 2: Convert to fraction form
   8,417.76/12,604.72 = 4,503/x
3. Step 3: Cross multiply
   8,417.76x = 12,604.72 × 4,503
4. Step 4: Simplify right side
   8,417.76x = 56,759,054.16
5. Step 5: Solve for x
   x = 56,759,054.16/8,417.76
6. Step 6: Final answer
   x = 6,742.77