Finding the Third Proportional to 963,290 and 2,117,260

Step by Step Solution

1. Step 1: Write the proportion equation
   963,290 : 2,117,260 = 2,117,260 : x
2. Step 2: Convert to fraction form
   963,290/2,117,260 = 2,117,260/x
3. Step 3: Cross multiply
   963,290x = 2,117,260 × 2,117,260
4. Step 4: Simplify right side
   963,290x = 4,482,789,907,600
5. Step 5: Solve for x
   x = 4,482,789,907,600/963,290
6. Step 6: Final answer
   x = 4,653,624.46