Finding the Third Proportional to 109,243 and 147,595.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,243 : 147,595.50 = 147,595.50 : x
2. Step 2: Convert to fraction form
   109,243/147,595.50 = 147,595.50/x
3. Step 3: Cross multiply
   109,243x = 147,595.50 × 147,595.50
4. Step 4: Simplify right side
   109,243x = 21,784,431,620.25
5. Step 5: Solve for x
   x = 21,784,431,620.25/109,243
6. Step 6: Final answer
   x = 199,412.61