Finding the Fourth Proportional to 10,800.25, 14,909.34 and 7,616.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,800.25 : 14,909.34 = 7,616.14 : x
2. Step 2: Convert to fraction form
   10,800.25/14,909.34 = 7,616.14/x
3. Step 3: Cross multiply
   10,800.25x = 14,909.34 × 7,616.14
4. Step 4: Simplify right side
   10,800.25x = 113,551,620.75
5. Step 5: Solve for x
   x = 113,551,620.75/10,800.25
6. Step 6: Final answer
   x = 10,513.80