Finding the Fourth Proportional to 11,292.58, 15,578.83 and 7,937.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,292.58 : 15,578.83 = 7,937.56 : x
2. Step 2: Convert to fraction form
   11,292.58/15,578.83 = 7,937.56/x
3. Step 3: Cross multiply
   11,292.58x = 15,578.83 × 7,937.56
4. Step 4: Simplify right side
   11,292.58x = 123,657,927.25
5. Step 5: Solve for x
   x = 123,657,927.25/11,292.58
6. Step 6: Final answer
   x = 10,950.37