Finding the Third Proportional to 91,368 and 143,208

Step by Step Solution

1. Step 1: Write the proportion equation
   91,368 : 143,208 = 143,208 : x
2. Step 2: Convert to fraction form
   91,368/143,208 = 143,208/x
3. Step 3: Cross multiply
   91,368x = 143,208 × 143,208
4. Step 4: Simplify right side
   91,368x = 20,508,531,264
5. Step 5: Solve for x
   x = 20,508,531,264/91,368
6. Step 6: Final answer
   x = 224,460.77