Finding the Fourth Proportional to 7,564.72, 10,436.40 and 5,579.98

Step by Step Solution

1. Step 1: Write the proportion equation
   7,564.72 : 10,436.40 = 5,579.98 : x
2. Step 2: Convert to fraction form
   7,564.72/10,436.40 = 5,579.98/x
3. Step 3: Cross multiply
   7,564.72x = 10,436.40 × 5,579.98
4. Step 4: Simplify right side
   7,564.72x = 58,234,903.27
5. Step 5: Solve for x
   x = 58,234,903.27/7,564.72
6. Step 6: Final answer
   x = 7,698.22