Finding the Third Proportional to 99,216 and 234,164

Step by Step Solution

1. Step 1: Write the proportion equation
   99,216 : 234,164 = 234,164 : x
2. Step 2: Convert to fraction form
   99,216/234,164 = 234,164/x
3. Step 3: Cross multiply
   99,216x = 234,164 × 234,164
4. Step 4: Simplify right side
   99,216x = 54,832,778,896
5. Step 5: Solve for x
   x = 54,832,778,896/99,216
6. Step 6: Final answer
   x = 552,660.65