Finding the Fourth Proportional to 8,852.52, 12,212.20 and 5,499.23

Step by Step Solution

1. Step 1: Write the proportion equation
   8,852.52 : 12,212.20 = 5,499.23 : x
2. Step 2: Convert to fraction form
   8,852.52/12,212.20 = 5,499.23/x
3. Step 3: Cross multiply
   8,852.52x = 12,212.20 × 5,499.23
4. Step 4: Simplify right side
   8,852.52x = 67,157,642.42
5. Step 5: Solve for x
   x = 67,157,642.42/8,852.52
6. Step 6: Final answer
   x = 7,586.27