Finding the Fourth Proportional to 45,052, 67,608.72 and 15,868

Step by Step Solution

1. Step 1: Write the proportion equation
   45,052 : 67,608.72 = 15,868 : x
2. Step 2: Convert to fraction form
   45,052/67,608.72 = 15,868/x
3. Step 3: Cross multiply
   45,052x = 67,608.72 × 15,868
4. Step 4: Simplify right side
   45,052x = 1,072,815,168.96
5. Step 5: Solve for x
   x = 1,072,815,168.96/45,052
6. Step 6: Final answer
   x = 23,812.82