Finding the Third Proportional to 2,947,377 and 4,686,789

Step by Step Solution

1. Step 1: Write the proportion equation
   2,947,377 : 4,686,789 = 4,686,789 : x
2. Step 2: Convert to fraction form
   2,947,377/4,686,789 = 4,686,789/x
3. Step 3: Cross multiply
   2,947,377x = 4,686,789 × 4,686,789
4. Step 4: Simplify right side
   2,947,377x = 21,965,991,130,521
5. Step 5: Solve for x
   x = 21,965,991,130,521/2,947,377
6. Step 6: Final answer
   x = 7,452,725.30