Finding the Fourth Proportional to 10,360.88, 14,298.36 and 5,645.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,360.88 : 14,298.36 = 5,645.60 : x
2. Step 2: Convert to fraction form
   10,360.88/14,298.36 = 5,645.60/x
3. Step 3: Cross multiply
   10,360.88x = 14,298.36 × 5,645.60
4. Step 4: Simplify right side
   10,360.88x = 80,722,821.22
5. Step 5: Solve for x
   x = 80,722,821.22/10,360.88
6. Step 6: Final answer
   x = 7,791.12