Finding the Fourth Proportional to 22,298.90, 30,760.76 and 13,343.74

Step by Step Solution

1. Step 1: Write the proportion equation
   22,298.90 : 30,760.76 = 13,343.74 : x
2. Step 2: Convert to fraction form
   22,298.90/30,760.76 = 13,343.74/x
3. Step 3: Cross multiply
   22,298.90x = 30,760.76 × 13,343.74
4. Step 4: Simplify right side
   22,298.90x = 410,463,540.10
5. Step 5: Solve for x
   x = 410,463,540.10/22,298.90
6. Step 6: Final answer
   x = 18,407.35