Finding the Third Proportional to 111,340 and 179,615

Step by Step Solution

1. Step 1: Write the proportion equation
   111,340 : 179,615 = 179,615 : x
2. Step 2: Convert to fraction form
   111,340/179,615 = 179,615/x
3. Step 3: Cross multiply
   111,340x = 179,615 × 179,615
4. Step 4: Simplify right side
   111,340x = 32,261,548,225
5. Step 5: Solve for x
   x = 32,261,548,225/111,340
6. Step 6: Final answer
   x = 289,757.03