Finding the Third Proportional to 98,664 and 139,614

Step by Step Solution

1. Step 1: Write the proportion equation
   98,664 : 139,614 = 139,614 : x
2. Step 2: Convert to fraction form
   98,664/139,614 = 139,614/x
3. Step 3: Cross multiply
   98,664x = 139,614 × 139,614
4. Step 4: Simplify right side
   98,664x = 19,492,068,996
5. Step 5: Solve for x
   x = 19,492,068,996/98,664
6. Step 6: Final answer
   x = 197,560.09