Finding the Third Proportional to 70,722 and 148,714.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,722 : 148,714.50 = 148,714.50 : x
2. Step 2: Convert to fraction form
   70,722/148,714.50 = 148,714.50/x
3. Step 3: Cross multiply
   70,722x = 148,714.50 × 148,714.50
4. Step 4: Simplify right side
   70,722x = 22,116,002,510.25
5. Step 5: Solve for x
   x = 22,116,002,510.25/70,722
6. Step 6: Final answer
   x = 312,717.44