Finding the Fourth Proportional to 9,598.08, 13,245.52 and 5,406.40

Step by Step Solution

1. Step 1: Write the proportion equation
   9,598.08 : 13,245.52 = 5,406.40 : x
2. Step 2: Convert to fraction form
   9,598.08/13,245.52 = 5,406.40/x
3. Step 3: Cross multiply
   9,598.08x = 13,245.52 × 5,406.40
4. Step 4: Simplify right side
   9,598.08x = 71,610,579.33
5. Step 5: Solve for x
   x = 71,610,579.33/9,598.08
6. Step 6: Final answer
   x = 7,460.93