Finding the Third Proportional to 1,349,172 and 2,889,612

Step by Step Solution

1. Step 1: Write the proportion equation
   1,349,172 : 2,889,612 = 2,889,612 : x
2. Step 2: Convert to fraction form
   1,349,172/2,889,612 = 2,889,612/x
3. Step 3: Cross multiply
   1,349,172x = 2,889,612 × 2,889,612
4. Step 4: Simplify right side
   1,349,172x = 8,349,857,510,544
5. Step 5: Solve for x
   x = 8,349,857,510,544/1,349,172
6. Step 6: Final answer
   x = 6,188,875.48