Finding the Third Proportional to 2,589,640 and 5,552,528

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589,640 : 5,552,528 = 5,552,528 : x
2. Step 2: Convert to fraction form
   2,589,640/5,552,528 = 5,552,528/x
3. Step 3: Cross multiply
   2,589,640x = 5,552,528 × 5,552,528
4. Step 4: Simplify right side
   2,589,640x = 30,830,567,190,784
5. Step 5: Solve for x
   x = 30,830,567,190,784/2,589,640
6. Step 6: Final answer
   x = 11,905,348.69