Finding the Fourth Proportional to 22,116.93, 30,523.89 and 13,164.46

Step by Step Solution

1. Step 1: Write the proportion equation
   22,116.93 : 30,523.89 = 13,164.46 : x
2. Step 2: Convert to fraction form
   22,116.93/30,523.89 = 13,164.46/x
3. Step 3: Cross multiply
   22,116.93x = 30,523.89 × 13,164.46
4. Step 4: Simplify right side
   22,116.93x = 401,830,528.95
5. Step 5: Solve for x
   x = 401,830,528.95/22,116.93
6. Step 6: Final answer
   x = 18,168.46