Finding the Fourth Proportional to 7,661.70, 10,573.59 and 5,769.95

Step by Step Solution

1. Step 1: Write the proportion equation
   7,661.70 : 10,573.59 = 5,769.95 : x
2. Step 2: Convert to fraction form
   7,661.70/10,573.59 = 5,769.95/x
3. Step 3: Cross multiply
   7,661.70x = 10,573.59 × 5,769.95
4. Step 4: Simplify right side
   7,661.70x = 61,009,054.39
5. Step 5: Solve for x
   x = 61,009,054.39/7,661.70
6. Step 6: Final answer
   x = 7,962.86