Finding the Third Proportional to 109,228 and 147,573.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,228 : 147,573.50 = 147,573.50 : x
2. Step 2: Convert to fraction form
   109,228/147,573.50 = 147,573.50/x
3. Step 3: Cross multiply
   109,228x = 147,573.50 × 147,573.50
4. Step 4: Simplify right side
   109,228x = 21,777,937,902.25
5. Step 5: Solve for x
   x = 21,777,937,902.25/109,228
6. Step 6: Final answer
   x = 199,380.54