Finding the Third Proportional to 109,227.56 and 147,573

Step by Step Solution

1. Step 1: Write the proportion equation
   109,227.56 : 147,573 = 147,573 : x
2. Step 2: Convert to fraction form
   109,227.56/147,573 = 147,573/x
3. Step 3: Cross multiply
   109,227.56x = 147,573 × 147,573
4. Step 4: Simplify right side
   109,227.56x = 21,777,790,329
5. Step 5: Solve for x
   x = 21,777,790,329/109,227.56
6. Step 6: Final answer
   x = 199,379.99