Finding the Fourth Proportional to 3,692.88, 5,118.18 and 3,623.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,692.88 : 5,118.18 = 3,623.76 : x
2. Step 2: Convert to fraction form
   3,692.88/5,118.18 = 3,623.76/x
3. Step 3: Cross multiply
   3,692.88x = 5,118.18 × 3,623.76
4. Step 4: Simplify right side
   3,692.88x = 18,547,055.96
5. Step 5: Solve for x
   x = 18,547,055.96/3,692.88
6. Step 6: Final answer
   x = 5,022.38