Finding the Third Proportional to 98,820 and 147,960

Step by Step Solution

1. Step 1: Write the proportion equation
   98,820 : 147,960 = 147,960 : x
2. Step 2: Convert to fraction form
   98,820/147,960 = 147,960/x
3. Step 3: Cross multiply
   98,820x = 147,960 × 147,960
4. Step 4: Simplify right side
   98,820x = 21,892,161,600
5. Step 5: Solve for x
   x = 21,892,161,600/98,820
6. Step 6: Final answer
   x = 221,535.74