Finding the Fourth Proportional to 9,643.15, 13,307.73 and 5,866.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,643.15 : 13,307.73 = 5,866.48 : x
2. Step 2: Convert to fraction form
   9,643.15/13,307.73 = 5,866.48/x
3. Step 3: Cross multiply
   9,643.15x = 13,307.73 × 5,866.48
4. Step 4: Simplify right side
   9,643.15x = 78,069,531.89
5. Step 5: Solve for x
   x = 78,069,531.89/9,643.15
6. Step 6: Final answer
   x = 8,095.85