Finding the Third Proportional to 228,615 and 488,754.75

Step by Step Solution

1. Step 1: Write the proportion equation
   228,615 : 488,754.75 = 488,754.75 : x
2. Step 2: Convert to fraction form
   228,615/488,754.75 = 488,754.75/x
3. Step 3: Cross multiply
   228,615x = 488,754.75 × 488,754.75
4. Step 4: Simplify right side
   228,615x = 238,881,205,647.56
5. Step 5: Solve for x
   x = 238,881,205,647.56/228,615
6. Step 6: Final answer
   x = 1,044,906.09