Finding the Fourth Proportional to 9,848.10, 14,736.15 and 7,256.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,848.10 : 14,736.15 = 7,256.10 : x
2. Step 2: Convert to fraction form
   9,848.10/14,736.15 = 7,256.10/x
3. Step 3: Cross multiply
   9,848.10x = 14,736.15 × 7,256.10
4. Step 4: Simplify right side
   9,848.10x = 106,926,978.02
5. Step 5: Solve for x
   x = 106,926,978.02/9,848.10
6. Step 6: Final answer
   x = 10,857.63