Finding the Fourth Proportional to 22,460.76, 30,995.82 and 13,513.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,460.76 : 30,995.82 = 13,513.50 : x
2. Step 2: Convert to fraction form
   22,460.76/30,995.82 = 13,513.50/x
3. Step 3: Cross multiply
   22,460.76x = 30,995.82 × 13,513.50
4. Step 4: Simplify right side
   22,460.76x = 418,862,013.57
5. Step 5: Solve for x
   x = 418,862,013.57/22,460.76
6. Step 6: Final answer
   x = 18,648.61