Finding the Fourth Proportional to 10,176.81, 15,270.89 and 5,496.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,176.81 : 15,270.89 = 5,496.72 : x
2. Step 2: Convert to fraction form
   10,176.81/15,270.89 = 5,496.72/x
3. Step 3: Cross multiply
   10,176.81x = 15,270.89 × 5,496.72
4. Step 4: Simplify right side
   10,176.81x = 83,939,779.00
5. Step 5: Solve for x
   x = 83,939,779.00/10,176.81
6. Step 6: Final answer
   x = 8,248.14