Finding the Third Proportional to 300,901.50 and 655,776

Step by Step Solution

1. Step 1: Write the proportion equation
   300,901.50 : 655,776 = 655,776 : x
2. Step 2: Convert to fraction form
   300,901.50/655,776 = 655,776/x
3. Step 3: Cross multiply
   300,901.50x = 655,776 × 655,776
4. Step 4: Simplify right side
   300,901.50x = 430,042,162,176
5. Step 5: Solve for x
   x = 430,042,162,176/300,901.50
6. Step 6: Final answer
   x = 1,429,179.19