Finding the Third Proportional to 2,584,664 and 4,292,804

Step by Step Solution

1. Step 1: Write the proportion equation
   2,584,664 : 4,292,804 = 4,292,804 : x
2. Step 2: Convert to fraction form
   2,584,664/4,292,804 = 4,292,804/x
3. Step 3: Cross multiply
   2,584,664x = 4,292,804 × 4,292,804
4. Step 4: Simplify right side
   2,584,664x = 18,428,166,182,416
5. Step 5: Solve for x
   x = 18,428,166,182,416/2,584,664
6. Step 6: Final answer
   x = 7,129,811.14