Finding the Fourth Proportional to 45,676.56, 68,495.52 and 16,087.20

Step by Step Solution

1. Step 1: Write the proportion equation
   45,676.56 : 68,495.52 = 16,087.20 : x
2. Step 2: Convert to fraction form
   45,676.56/68,495.52 = 16,087.20/x
3. Step 3: Cross multiply
   45,676.56x = 68,495.52 × 16,087.20
4. Step 4: Simplify right side
   45,676.56x = 1,101,901,129.34
5. Step 5: Solve for x
   x = 1,101,901,129.34/45,676.56
6. Step 6: Final answer
   x = 24,124.00