Finding the Fourth Proportional to 10,518.32, 15,777.41 and 3,496.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,518.32 : 15,777.41 = 3,496.34 : x
2. Step 2: Convert to fraction form
   10,518.32/15,777.41 = 3,496.34/x
3. Step 3: Cross multiply
   10,518.32x = 15,777.41 × 3,496.34
4. Step 4: Simplify right side
   10,518.32x = 55,163,093.31
5. Step 5: Solve for x
   x = 55,163,093.31/10,518.32
6. Step 6: Final answer
   x = 5,244.48