Finding the Fourth Proportional to 10,005.57, 15,004.08 and 3,432.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,005.57 : 15,004.08 = 3,432.42 : x
2. Step 2: Convert to fraction form
   10,005.57/15,004.08 = 3,432.42/x
3. Step 3: Cross multiply
   10,005.57x = 15,004.08 × 3,432.42
4. Step 4: Simplify right side
   10,005.57x = 51,500,304.27
5. Step 5: Solve for x
   x = 51,500,304.27/10,005.57
6. Step 6: Final answer
   x = 5,147.16