Finding the Fourth Proportional to 8,922.08, 12,312.52 and 5,196.08

Step by Step Solution

1. Step 1: Write the proportion equation
   8,922.08 : 12,312.52 = 5,196.08 : x
2. Step 2: Convert to fraction form
   8,922.08/12,312.52 = 5,196.08/x
3. Step 3: Cross multiply
   8,922.08x = 12,312.52 × 5,196.08
4. Step 4: Simplify right side
   8,922.08x = 63,976,838.92
5. Step 5: Solve for x
   x = 63,976,838.92/8,922.08
6. Step 6: Final answer
   x = 7,170.62