Finding the Fourth Proportional to 13,048.56, 17,997.72 and 9,066.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,048.56 : 17,997.72 = 9,066.48 : x
2. Step 2: Convert to fraction form
   13,048.56/17,997.72 = 9,066.48/x
3. Step 3: Cross multiply
   13,048.56x = 17,997.72 × 9,066.48
4. Step 4: Simplify right side
   13,048.56x = 163,175,968.43
5. Step 5: Solve for x
   x = 163,175,968.43/13,048.56
6. Step 6: Final answer
   x = 12,505.29