Finding the Fourth Proportional to 10,764, 14,859.12 and 7,580.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,764 : 14,859.12 = 7,580.16 : x
2. Step 2: Convert to fraction form
   10,764/14,859.12 = 7,580.16/x
3. Step 3: Cross multiply
   10,764x = 14,859.12 × 7,580.16
4. Step 4: Simplify right side
   10,764x = 112,634,507.06
5. Step 5: Solve for x
   x = 112,634,507.06/10,764
6. Step 6: Final answer
   x = 10,464.00