Finding the Third Proportional to 98,712 and 158,969

Step by Step Solution

1. Step 1: Write the proportion equation
   98,712 : 158,969 = 158,969 : x
2. Step 2: Convert to fraction form
   98,712/158,969 = 158,969/x
3. Step 3: Cross multiply
   98,712x = 158,969 × 158,969
4. Step 4: Simplify right side
   98,712x = 25,271,142,961
5. Step 5: Solve for x
   x = 25,271,142,961/98,712
6. Step 6: Final answer
   x = 256,008.82