Finding the Fourth Proportional to 10,969.56, 16,454.33 and 5,130.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,969.56 : 16,454.33 = 5,130.27 : x
2. Step 2: Convert to fraction form
   10,969.56/16,454.33 = 5,130.27/x
3. Step 3: Cross multiply
   10,969.56x = 16,454.33 × 5,130.27
4. Step 4: Simplify right side
   10,969.56x = 84,415,155.57
5. Step 5: Solve for x
   x = 84,415,155.57/10,969.56
6. Step 6: Final answer
   x = 7,695.40