Finding the Fourth Proportional to 12,377.63, 18,566.27 and 3,017.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,377.63 : 18,566.27 = 3,017.72 : x
2. Step 2: Convert to fraction form
   12,377.63/18,566.27 = 3,017.72/x
3. Step 3: Cross multiply
   12,377.63x = 18,566.27 × 3,017.72
4. Step 4: Simplify right side
   12,377.63x = 56,027,804.30
5. Step 5: Solve for x
   x = 56,027,804.30/12,377.63
6. Step 6: Final answer
   x = 4,526.54