Finding the Third Proportional to 2,586,200 and 5,620,060

Step by Step Solution

1. Step 1: Write the proportion equation
   2,586,200 : 5,620,060 = 5,620,060 : x
2. Step 2: Convert to fraction form
   2,586,200/5,620,060 = 5,620,060/x
3. Step 3: Cross multiply
   2,586,200x = 5,620,060 × 5,620,060
4. Step 4: Simplify right side
   2,586,200x = 31,585,074,403,600
5. Step 5: Solve for x
   x = 31,585,074,403,600/2,586,200
6. Step 6: Final answer
   x = 12,212,928.00