Finding the Third Proportional to 92,447 and 142,746

Step by Step Solution

1. Step 1: Write the proportion equation
   92,447 : 142,746 = 142,746 : x
2. Step 2: Convert to fraction form
   92,447/142,746 = 142,746/x
3. Step 3: Cross multiply
   92,447x = 142,746 × 142,746
4. Step 4: Simplify right side
   92,447x = 20,376,420,516
5. Step 5: Solve for x
   x = 20,376,420,516/92,447
6. Step 6: Final answer
   x = 220,411.92