Finding the Fourth Proportional to 10,496.76, 14,485.55 and 5,781.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,496.76 : 14,485.55 = 5,781.05 : x
2. Step 2: Convert to fraction form
   10,496.76/14,485.55 = 5,781.05/x
3. Step 3: Cross multiply
   10,496.76x = 14,485.55 × 5,781.05
4. Step 4: Simplify right side
   10,496.76x = 83,741,688.83
5. Step 5: Solve for x
   x = 83,741,688.83/10,496.76
6. Step 6: Final answer
   x = 7,977.86