Finding the Third Proportional to 630,628.50 and 979,155

Step by Step Solution

1. Step 1: Write the proportion equation
   630,628.50 : 979,155 = 979,155 : x
2. Step 2: Convert to fraction form
   630,628.50/979,155 = 979,155/x
3. Step 3: Cross multiply
   630,628.50x = 979,155 × 979,155
4. Step 4: Simplify right side
   630,628.50x = 958,744,514,025
5. Step 5: Solve for x
   x = 958,744,514,025/630,628.50
6. Step 6: Final answer
   x = 1,520,300.01