Finding the Third Proportional to 3,478,268 and 4,573,905

Step by Step Solution

1. Step 1: Write the proportion equation
   3,478,268 : 4,573,905 = 4,573,905 : x
2. Step 2: Convert to fraction form
   3,478,268/4,573,905 = 4,573,905/x
3. Step 3: Cross multiply
   3,478,268x = 4,573,905 × 4,573,905
4. Step 4: Simplify right side
   3,478,268x = 20,920,606,949,025
5. Step 5: Solve for x
   x = 20,920,606,949,025/3,478,268
6. Step 6: Final answer
   x = 6,014,662.17