Finding the Fourth Proportional to 10,776.83, 14,862.55 and 7,544.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,776.83 : 14,862.55 = 7,544.99 : x
2. Step 2: Convert to fraction form
   10,776.83/14,862.55 = 7,544.99/x
3. Step 3: Cross multiply
   10,776.83x = 14,862.55 × 7,544.99
4. Step 4: Simplify right side
   10,776.83x = 112,137,791.12
5. Step 5: Solve for x
   x = 112,137,791.12/10,776.83
6. Step 6: Final answer
   x = 10,405.45