Finding the Fourth Proportional to 12,792.06, 19,188.18 and 4,472.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,792.06 : 19,188.18 = 4,472.04 : x
2. Step 2: Convert to fraction form
   12,792.06/19,188.18 = 4,472.04/x
3. Step 3: Cross multiply
   12,792.06x = 19,188.18 × 4,472.04
4. Step 4: Simplify right side
   12,792.06x = 85,810,308.49
5. Step 5: Solve for x
   x = 85,810,308.49/12,792.06
6. Step 6: Final answer
   x = 6,708.09