Finding the Fourth Proportional to 10,335.05, 14,261.87 and 5,619.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,335.05 : 14,261.87 = 5,619.32 : x
2. Step 2: Convert to fraction form
   10,335.05/14,261.87 = 5,619.32/x
3. Step 3: Cross multiply
   10,335.05x = 14,261.87 × 5,619.32
4. Step 4: Simplify right side
   10,335.05x = 80,142,018.89
5. Step 5: Solve for x
   x = 80,142,018.89/10,335.05
6. Step 6: Final answer
   x = 7,754.39