Finding the Fourth Proportional to 11,518.93, 15,895.83 and 7,539.95

Step by Step Solution

1. Step 1: Write the proportion equation
   11,518.93 : 15,895.83 = 7,539.95 : x
2. Step 2: Convert to fraction form
   11,518.93/15,895.83 = 7,539.95/x
3. Step 3: Cross multiply
   11,518.93x = 15,895.83 × 7,539.95
4. Step 4: Simplify right side
   11,518.93x = 119,853,789.01
5. Step 5: Solve for x
   x = 119,853,789.01/11,518.93
6. Step 6: Final answer
   x = 10,404.95