Finding the Third Proportional to 92,472 and 143,460

Step by Step Solution

1. Step 1: Write the proportion equation
   92,472 : 143,460 = 143,460 : x
2. Step 2: Convert to fraction form
   92,472/143,460 = 143,460/x
3. Step 3: Cross multiply
   92,472x = 143,460 × 143,460
4. Step 4: Simplify right side
   92,472x = 20,580,771,600
5. Step 5: Solve for x
   x = 20,580,771,600/92,472
6. Step 6: Final answer
   x = 222,562.20