Finding the Third Proportional to 2,172,034 and 2,856,223

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,034 : 2,856,223 = 2,856,223 : x
2. Step 2: Convert to fraction form
   2,172,034/2,856,223 = 2,856,223/x
3. Step 3: Cross multiply
   2,172,034x = 2,856,223 × 2,856,223
4. Step 4: Simplify right side
   2,172,034x = 8,158,009,825,729
5. Step 5: Solve for x
   x = 8,158,009,825,729/2,172,034
6. Step 6: Final answer
   x = 3,755,931.00