Finding the Third Proportional to 3,437,789 and 7,285,384

Step by Step Solution

1. Step 1: Write the proportion equation
   3,437,789 : 7,285,384 = 7,285,384 : x
2. Step 2: Convert to fraction form
   3,437,789/7,285,384 = 7,285,384/x
3. Step 3: Cross multiply
   3,437,789x = 7,285,384 × 7,285,384
4. Step 4: Simplify right side
   3,437,789x = 53,076,820,027,456
5. Step 5: Solve for x
   x = 53,076,820,027,456/3,437,789
6. Step 6: Final answer
   x = 15,439,231.44