Finding the Fourth Proportional to 10,245.44, 14,072.72 and 10,048.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,245.44 : 14,072.72 = 10,048.64 : x
2. Step 2: Convert to fraction form
   10,245.44/14,072.72 = 10,048.64/x
3. Step 3: Cross multiply
   10,245.44x = 14,072.72 × 10,048.64
4. Step 4: Simplify right side
   10,245.44x = 141,411,697.10
5. Step 5: Solve for x
   x = 141,411,697.10/10,245.44
6. Step 6: Final answer
   x = 13,802.40