Finding the Third Proportional to 945,210 and 1,435,290

Step by Step Solution

1. Step 1: Write the proportion equation
   945,210 : 1,435,290 = 1,435,290 : x
2. Step 2: Convert to fraction form
   945,210/1,435,290 = 1,435,290/x
3. Step 3: Cross multiply
   945,210x = 1,435,290 × 1,435,290
4. Step 4: Simplify right side
   945,210x = 2,060,057,384,100
5. Step 5: Solve for x
   x = 2,060,057,384,100/945,210
6. Step 6: Final answer
   x = 2,179,470.58