Finding the Third Proportional to 58,328 and 85,116

Step by Step Solution

1. Step 1: Write the proportion equation
   58,328 : 85,116 = 85,116 : x
2. Step 2: Convert to fraction form
   58,328/85,116 = 85,116/x
3. Step 3: Cross multiply
   58,328x = 85,116 × 85,116
4. Step 4: Simplify right side
   58,328x = 7,244,733,456
5. Step 5: Solve for x
   x = 7,244,733,456/58,328
6. Step 6: Final answer
   x = 124,206.79