Finding the Fourth Proportional to 3,696.88, 5,123.74 and 3,627.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,696.88 : 5,123.74 = 3,627.76 : x
2. Step 2: Convert to fraction form
   3,696.88/5,123.74 = 3,627.76/x
3. Step 3: Cross multiply
   3,696.88x = 5,123.74 × 3,627.76
4. Step 4: Simplify right side
   3,696.88x = 18,587,699.02
5. Step 5: Solve for x
   x = 18,587,699.02/3,696.88
6. Step 6: Final answer
   x = 5,027.94