Finding the Third Proportional to 98,632 and 139,562

Step by Step Solution

1. Step 1: Write the proportion equation
   98,632 : 139,562 = 139,562 : x
2. Step 2: Convert to fraction form
   98,632/139,562 = 139,562/x
3. Step 3: Cross multiply
   98,632x = 139,562 × 139,562
4. Step 4: Simplify right side
   98,632x = 19,477,551,844
5. Step 5: Solve for x
   x = 19,477,551,844/98,632
6. Step 6: Final answer
   x = 197,477.00