Finding the Fourth Proportional to 7,034.64, 10,557.72 and 3,572.88

Step by Step Solution

1. Step 1: Write the proportion equation
   7,034.64 : 10,557.72 = 3,572.88 : x
2. Step 2: Convert to fraction form
   7,034.64/10,557.72 = 3,572.88/x
3. Step 3: Cross multiply
   7,034.64x = 10,557.72 × 3,572.88
4. Step 4: Simplify right side
   7,034.64x = 37,721,466.63
5. Step 5: Solve for x
   x = 37,721,466.63/7,034.64
6. Step 6: Final answer
   x = 5,362.25