Finding the Fourth Proportional to 6,612.42, 9,124.56 and 3,779.23

Step by Step Solution

1. Step 1: Write the proportion equation
   6,612.42 : 9,124.56 = 3,779.23 : x
2. Step 2: Convert to fraction form
   6,612.42/9,124.56 = 3,779.23/x
3. Step 3: Cross multiply
   6,612.42x = 9,124.56 × 3,779.23
4. Step 4: Simplify right side
   6,612.42x = 34,483,810.89
5. Step 5: Solve for x
   x = 34,483,810.89/6,612.42
6. Step 6: Final answer
   x = 5,215.01