Finding the Fourth Proportional to 13,064.72, 18,028.88 and 7,096.32

Step by Step Solution

1. Step 1: Write the proportion equation
   13,064.72 : 18,028.88 = 7,096.32 : x
2. Step 2: Convert to fraction form
   13,064.72/18,028.88 = 7,096.32/x
3. Step 3: Cross multiply
   13,064.72x = 18,028.88 × 7,096.32
4. Step 4: Simplify right side
   13,064.72x = 127,938,701.72
5. Step 5: Solve for x
   x = 127,938,701.72/13,064.72
6. Step 6: Final answer
   x = 9,792.69