Finding the Third Proportional to 3,554,816 and 5,079,840

Step by Step Solution

1. Step 1: Write the proportion equation
   3,554,816 : 5,079,840 = 5,079,840 : x
2. Step 2: Convert to fraction form
   3,554,816/5,079,840 = 5,079,840/x
3. Step 3: Cross multiply
   3,554,816x = 5,079,840 × 5,079,840
4. Step 4: Simplify right side
   3,554,816x = 25,804,774,425,600
5. Step 5: Solve for x
   x = 25,804,774,425,600/3,554,816
6. Step 6: Final answer
   x = 7,259,102.70