Finding the Third Proportional to 2,556,059.25 and 5,510,699.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,059.25 : 5,510,699.25 = 5,510,699.25 : x
2. Step 2: Convert to fraction form
   2,556,059.25/5,510,699.25 = 5,510,699.25/x
3. Step 3: Cross multiply
   2,556,059.25x = 5,510,699.25 × 5,510,699.25
4. Step 4: Simplify right side
   2,556,059.25x = 30,367,806,223,950.56
5. Step 5: Solve for x
   x = 30,367,806,223,950.56/2,556,059.25
6. Step 6: Final answer
   x = 11,880,712.95