Finding the Fourth Proportional to 11,066.32, 15,263.13 and 7,709.14

Step by Step Solution

1. Step 1: Write the proportion equation
   11,066.32 : 15,263.13 = 7,709.14 : x
2. Step 2: Convert to fraction form
   11,066.32/15,263.13 = 7,709.14/x
3. Step 3: Cross multiply
   11,066.32x = 15,263.13 × 7,709.14
4. Step 4: Simplify right side
   11,066.32x = 117,665,606.01
5. Step 5: Solve for x
   x = 117,665,606.01/11,066.32
6. Step 6: Final answer
   x = 10,632.77