Finding the Fourth Proportional to 9,675.03, 13,351.69 and 5,641.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,675.03 : 13,351.69 = 5,641.75 : x
2. Step 2: Convert to fraction form
   9,675.03/13,351.69 = 5,641.75/x
3. Step 3: Cross multiply
   9,675.03x = 13,351.69 × 5,641.75
4. Step 4: Simplify right side
   9,675.03x = 75,326,802.09
5. Step 5: Solve for x
   x = 75,326,802.09/9,675.03
6. Step 6: Final answer
   x = 7,785.70