Finding the Fourth Proportional to 11,128.04, 16,692.78 and 3,732.20

Step by Step Solution

1. Step 1: Write the proportion equation
   11,128.04 : 16,692.78 = 3,732.20 : x
2. Step 2: Convert to fraction form
   11,128.04/16,692.78 = 3,732.20/x
3. Step 3: Cross multiply
   11,128.04x = 16,692.78 × 3,732.20
4. Step 4: Simplify right side
   11,128.04x = 62,300,793.52
5. Step 5: Solve for x
   x = 62,300,793.52/11,128.04
6. Step 6: Final answer
   x = 5,598.54