Finding the Fourth Proportional to 10,429.56, 15,647.04 and 4,587.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,429.56 : 15,647.04 = 4,587.30 : x
2. Step 2: Convert to fraction form
   10,429.56/15,647.04 = 4,587.30/x
3. Step 3: Cross multiply
   10,429.56x = 15,647.04 × 4,587.30
4. Step 4: Simplify right side
   10,429.56x = 71,777,666.59
5. Step 5: Solve for x
   x = 71,777,666.59/10,429.56
6. Step 6: Final answer
   x = 6,882.14