Finding the Fourth Proportional to 23,934.66, 35,891.56 and 7,290.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,934.66 : 35,891.56 = 7,290.78 : x
2. Step 2: Convert to fraction form
   23,934.66/35,891.56 = 7,290.78/x
3. Step 3: Cross multiply
   23,934.66x = 35,891.56 × 7,290.78
4. Step 4: Simplify right side
   23,934.66x = 261,677,467.82
5. Step 5: Solve for x
   x = 261,677,467.82/23,934.66
6. Step 6: Final answer
   x = 10,932.99