Finding the Fourth Proportional to 9,467.55, 13,077.59 and 7,681.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,467.55 : 13,077.59 = 7,681.70 : x
2. Step 2: Convert to fraction form
   9,467.55/13,077.59 = 7,681.70/x
3. Step 3: Cross multiply
   9,467.55x = 13,077.59 × 7,681.70
4. Step 4: Simplify right side
   9,467.55x = 100,458,117.39
5. Step 5: Solve for x
   x = 100,458,117.39/9,467.55
6. Step 6: Final answer
   x = 10,610.78