Finding the Third Proportional to 98,592 and 147,840

Step by Step Solution

1. Step 1: Write the proportion equation
   98,592 : 147,840 = 147,840 : x
2. Step 2: Convert to fraction form
   98,592/147,840 = 147,840/x
3. Step 3: Cross multiply
   98,592x = 147,840 × 147,840
4. Step 4: Simplify right side
   98,592x = 21,856,665,600
5. Step 5: Solve for x
   x = 21,856,665,600/98,592
6. Step 6: Final answer
   x = 221,688.02