Finding the Fourth Proportional to 43,401.56, 65,112.36 and 13,414.65

Step by Step Solution

1. Step 1: Write the proportion equation
   43,401.56 : 65,112.36 = 13,414.65 : x
2. Step 2: Convert to fraction form
   43,401.56/65,112.36 = 13,414.65/x
3. Step 3: Cross multiply
   43,401.56x = 65,112.36 × 13,414.65
4. Step 4: Simplify right side
   43,401.56x = 873,459,225.60
5. Step 5: Solve for x
   x = 873,459,225.60/43,401.56
6. Step 6: Final answer
   x = 20,125.07