Finding the Fourth Proportional to 9,670.58, 13,346.61 and 5,480.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,670.58 : 13,346.61 = 5,480.18 : x
2. Step 2: Convert to fraction form
   9,670.58/13,346.61 = 5,480.18/x
3. Step 3: Cross multiply
   9,670.58x = 13,346.61 × 5,480.18
4. Step 4: Simplify right side
   9,670.58x = 73,141,825.19
5. Step 5: Solve for x
   x = 73,141,825.19/9,670.58
6. Step 6: Final answer
   x = 7,563.33