Finding the Third Proportional to 2,559,840.75 and 5,499,568.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559,840.75 : 5,499,568.88 = 5,499,568.88 : x
2. Step 2: Convert to fraction form
   2,559,840.75/5,499,568.88 = 5,499,568.88/x
3. Step 3: Cross multiply
   2,559,840.75x = 5,499,568.88 × 5,499,568.88
4. Step 4: Simplify right side
   2,559,840.75x = 30,245,257,810,868.77
5. Step 5: Solve for x
   x = 30,245,257,810,868.77/2,559,840.75
6. Step 6: Final answer
   x = 11,815,288.83