Finding the Third Proportional to 945,424 and 1,418,820

Step by Step Solution

1. Step 1: Write the proportion equation
   945,424 : 1,418,820 = 1,418,820 : x
2. Step 2: Convert to fraction form
   945,424/1,418,820 = 1,418,820/x
3. Step 3: Cross multiply
   945,424x = 1,418,820 × 1,418,820
4. Step 4: Simplify right side
   945,424x = 2,013,050,192,400
5. Step 5: Solve for x
   x = 2,013,050,192,400/945,424
6. Step 6: Final answer
   x = 2,129,256.49