Finding the Third Proportional to 1,642,878 and 3,595,458

Step by Step Solution

1. Step 1: Write the proportion equation
   1,642,878 : 3,595,458 = 3,595,458 : x
2. Step 2: Convert to fraction form
   1,642,878/3,595,458 = 3,595,458/x
3. Step 3: Cross multiply
   1,642,878x = 3,595,458 × 3,595,458
4. Step 4: Simplify right side
   1,642,878x = 12,927,318,229,764
5. Step 5: Solve for x
   x = 12,927,318,229,764/1,642,878
6. Step 6: Final answer
   x = 7,868,702.50