Finding the Fourth Proportional to 12,427.57, 18,647.84 and 5,037.49

Step by Step Solution

1. Step 1: Write the proportion equation
   12,427.57 : 18,647.84 = 5,037.49 : x
2. Step 2: Convert to fraction form
   12,427.57/18,647.84 = 5,037.49/x
3. Step 3: Cross multiply
   12,427.57x = 18,647.84 × 5,037.49
4. Step 4: Simplify right side
   12,427.57x = 93,938,307.52
5. Step 5: Solve for x
   x = 93,938,307.52/12,427.57
6. Step 6: Final answer
   x = 7,558.86