Finding the Fourth Proportional to 10,984.64, 15,126.89 and 9,548.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,984.64 : 15,126.89 = 9,548.37 : x
2. Step 2: Convert to fraction form
   10,984.64/15,126.89 = 9,548.37/x
3. Step 3: Cross multiply
   10,984.64x = 15,126.89 × 9,548.37
4. Step 4: Simplify right side
   10,984.64x = 144,437,094.93
5. Step 5: Solve for x
   x = 144,437,094.93/10,984.64
6. Step 6: Final answer
   x = 13,149.01