Finding the Third Proportional to 69,271 and 148,018

Step by Step Solution

1. Step 1: Write the proportion equation
   69,271 : 148,018 = 148,018 : x
2. Step 2: Convert to fraction form
   69,271/148,018 = 148,018/x
3. Step 3: Cross multiply
   69,271x = 148,018 × 148,018
4. Step 4: Simplify right side
   69,271x = 21,909,328,324
5. Step 5: Solve for x
   x = 21,909,328,324/69,271
6. Step 6: Final answer
   x = 316,284.28