Finding the Fourth Proportional to 11,763.12, 16,213.32 and 7,564.08

Step by Step Solution

1. Step 1: Write the proportion equation
   11,763.12 : 16,213.32 = 7,564.08 : x
2. Step 2: Convert to fraction form
   11,763.12/16,213.32 = 7,564.08/x
3. Step 3: Cross multiply
   11,763.12x = 16,213.32 × 7,564.08
4. Step 4: Simplify right side
   11,763.12x = 122,638,849.55
5. Step 5: Solve for x
   x = 122,638,849.55/11,763.12
6. Step 6: Final answer
   x = 10,425.71