Finding the Third Proportional to 147,582.56 and 221,329.69

Step by Step Solution

1. Step 1: Write the proportion equation
   147,582.56 : 221,329.69 = 221,329.69 : x
2. Step 2: Convert to fraction form
   147,582.56/221,329.69 = 221,329.69/x
3. Step 3: Cross multiply
   147,582.56x = 221,329.69 × 221,329.69
4. Step 4: Simplify right side
   147,582.56x = 48,986,830,568.85
5. Step 5: Solve for x
   x = 48,986,830,568.85/147,582.56
6. Step 6: Final answer
   x = 331,928.31