Finding the Fourth Proportional to 6,911.88, 10,361.34 and 3,445.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,911.88 : 10,361.34 = 3,445.32 : x
2. Step 2: Convert to fraction form
   6,911.88/10,361.34 = 3,445.32/x
3. Step 3: Cross multiply
   6,911.88x = 10,361.34 × 3,445.32
4. Step 4: Simplify right side
   6,911.88x = 35,698,131.93
5. Step 5: Solve for x
   x = 35,698,131.93/6,911.88
6. Step 6: Final answer
   x = 5,164.75