Finding the Third Proportional to 3,475,820 and 7,269,434

Step by Step Solution

1. Step 1: Write the proportion equation
   3,475,820 : 7,269,434 = 7,269,434 : x
2. Step 2: Convert to fraction form
   3,475,820/7,269,434 = 7,269,434/x
3. Step 3: Cross multiply
   3,475,820x = 7,269,434 × 7,269,434
4. Step 4: Simplify right side
   3,475,820x = 52,844,670,680,356
5. Step 5: Solve for x
   x = 52,844,670,680,356/3,475,820
6. Step 6: Final answer
   x = 15,203,511.89