Finding the Third Proportional to 116,019 and 247,212

Step by Step Solution

1. Step 1: Write the proportion equation
   116,019 : 247,212 = 247,212 : x
2. Step 2: Convert to fraction form
   116,019/247,212 = 247,212/x
3. Step 3: Cross multiply
   116,019x = 247,212 × 247,212
4. Step 4: Simplify right side
   116,019x = 61,113,772,944
5. Step 5: Solve for x
   x = 61,113,772,944/116,019
6. Step 6: Final answer
   x = 526,756.59