Finding the Third Proportional to 49,406 and 76,615

Step by Step Solution

1. Step 1: Write the proportion equation
   49,406 : 76,615 = 76,615 : x
2. Step 2: Convert to fraction form
   49,406/76,615 = 76,615/x
3. Step 3: Cross multiply
   49,406x = 76,615 × 76,615
4. Step 4: Simplify right side
   49,406x = 5,869,858,225
5. Step 5: Solve for x
   x = 5,869,858,225/49,406
6. Step 6: Final answer
   x = 118,808.61