Finding the Third Proportional to 85,284 and 133,484

Step by Step Solution

1. Step 1: Write the proportion equation
   85,284 : 133,484 = 133,484 : x
2. Step 2: Convert to fraction form
   85,284/133,484 = 133,484/x
3. Step 3: Cross multiply
   85,284x = 133,484 × 133,484
4. Step 4: Simplify right side
   85,284x = 17,817,978,256
5. Step 5: Solve for x
   x = 17,817,978,256/85,284
6. Step 6: Final answer
   x = 208,925.22