Finding the Third Proportional to 98,288 and 147,928

Step by Step Solution

1. Step 1: Write the proportion equation
   98,288 : 147,928 = 147,928 : x
2. Step 2: Convert to fraction form
   98,288/147,928 = 147,928/x
3. Step 3: Cross multiply
   98,288x = 147,928 × 147,928
4. Step 4: Simplify right side
   98,288x = 21,882,693,184
5. Step 5: Solve for x
   x = 21,882,693,184/98,288
6. Step 6: Final answer
   x = 222,638.50