Finding the Fourth Proportional to 22,323.06, 30,806.73 and 13,368.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,323.06 : 30,806.73 = 13,368.78 : x
2. Step 2: Convert to fraction form
   22,323.06/30,806.73 = 13,368.78/x
3. Step 3: Cross multiply
   22,323.06x = 30,806.73 × 13,368.78
4. Step 4: Simplify right side
   22,323.06x = 411,848,395.89
5. Step 5: Solve for x
   x = 411,848,395.89/22,323.06
6. Step 6: Final answer
   x = 18,449.46