Finding the Fourth Proportional to 7,664.78, 10,577.46 and 4,307.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,664.78 : 10,577.46 = 4,307.52 : x
2. Step 2: Convert to fraction form
   7,664.78/10,577.46 = 4,307.52/x
3. Step 3: Cross multiply
   7,664.78x = 10,577.46 × 4,307.52
4. Step 4: Simplify right side
   7,664.78x = 45,562,620.50
5. Step 5: Solve for x
   x = 45,562,620.50/7,664.78
6. Step 6: Final answer
   x = 5,944.41