Finding the Fourth Proportional to 9,934.96, 13,709.72 and 5,459.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,934.96 : 13,709.72 = 5,459.28 : x
2. Step 2: Convert to fraction form
   9,934.96/13,709.72 = 5,459.28/x
3. Step 3: Cross multiply
   9,934.96x = 13,709.72 × 5,459.28
4. Step 4: Simplify right side
   9,934.96x = 74,845,200.20
5. Step 5: Solve for x
   x = 74,845,200.20/9,934.96
6. Step 6: Final answer
   x = 7,533.52