Finding the Fourth Proportional to 10,731.40, 14,802.79 and 7,097.44

Step by Step Solution

1. Step 1: Write the proportion equation
   10,731.40 : 14,802.79 = 7,097.44 : x
2. Step 2: Convert to fraction form
   10,731.40/14,802.79 = 7,097.44/x
3. Step 3: Cross multiply
   10,731.40x = 14,802.79 × 7,097.44
4. Step 4: Simplify right side
   10,731.40x = 105,061,913.86
5. Step 5: Solve for x
   x = 105,061,913.86/10,731.40
6. Step 6: Final answer
   x = 9,790.14