Finding the Fourth Proportional to 9,598.50, 13,246.61 and 5,406.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,598.50 : 13,246.61 = 5,406.75 : x
2. Step 2: Convert to fraction form
   9,598.50/13,246.61 = 5,406.75/x
3. Step 3: Cross multiply
   9,598.50x = 13,246.61 × 5,406.75
4. Step 4: Simplify right side
   9,598.50x = 71,621,081.58
5. Step 5: Solve for x
   x = 71,621,081.58/9,598.50
6. Step 6: Final answer
   x = 7,461.70