Finding the Fourth Proportional to 10,519.01, 15,783.17 and 5,587.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,519.01 : 15,783.17 = 5,587.46 : x
2. Step 2: Convert to fraction form
   10,519.01/15,783.17 = 5,587.46/x
3. Step 3: Cross multiply
   10,519.01x = 15,783.17 × 5,587.46
4. Step 4: Simplify right side
   10,519.01x = 88,187,724.20
5. Step 5: Solve for x
   x = 88,187,724.20/10,519.01
6. Step 6: Final answer
   x = 8,383.66