Finding the Fourth Proportional to 13,096.72, 19,648.28 and 6,524.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,096.72 : 19,648.28 = 6,524.56 : x
2. Step 2: Convert to fraction form
   13,096.72/19,648.28 = 6,524.56/x
3. Step 3: Cross multiply
   13,096.72x = 19,648.28 × 6,524.56
4. Step 4: Simplify right side
   13,096.72x = 128,196,381.76
5. Step 5: Solve for x
   x = 128,196,381.76/13,096.72
6. Step 6: Final answer
   x = 9,788.43