Finding the Third Proportional to 2,565,796.50 and 5,510,646

Step by Step Solution

1. Step 1: Write the proportion equation
   2,565,796.50 : 5,510,646 = 5,510,646 : x
2. Step 2: Convert to fraction form
   2,565,796.50/5,510,646 = 5,510,646/x
3. Step 3: Cross multiply
   2,565,796.50x = 5,510,646 × 5,510,646
4. Step 4: Simplify right side
   2,565,796.50x = 30,367,219,337,316
5. Step 5: Solve for x
   x = 30,367,219,337,316/2,565,796.50
6. Step 6: Final answer
   x = 11,835,396.66