Finding the Fourth Proportional to 24,780.07, 34,196.53 and 13,449.56

Step by Step Solution

1. Step 1: Write the proportion equation
   24,780.07 : 34,196.53 = 13,449.56 : x
2. Step 2: Convert to fraction form
   24,780.07/34,196.53 = 13,449.56/x
3. Step 3: Cross multiply
   24,780.07x = 34,196.53 × 13,449.56
4. Step 4: Simplify right side
   24,780.07x = 459,928,214.78
5. Step 5: Solve for x
   x = 459,928,214.78/24,780.07
6. Step 6: Final answer
   x = 18,560.41