Finding the Third Proportional to 2,086,688 and 4,573,408

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086,688 : 4,573,408 = 4,573,408 : x
2. Step 2: Convert to fraction form
   2,086,688/4,573,408 = 4,573,408/x
3. Step 3: Cross multiply
   2,086,688x = 4,573,408 × 4,573,408
4. Step 4: Simplify right side
   2,086,688x = 20,916,060,734,464
5. Step 5: Solve for x
   x = 20,916,060,734,464/2,086,688
6. Step 6: Final answer
   x = 10,023,568.80