Finding the Third Proportional to 1,425,858 and 2,969,664

Step by Step Solution

1. Step 1: Write the proportion equation
   1,425,858 : 2,969,664 = 2,969,664 : x
2. Step 2: Convert to fraction form
   1,425,858/2,969,664 = 2,969,664/x
3. Step 3: Cross multiply
   1,425,858x = 2,969,664 × 2,969,664
4. Step 4: Simplify right side
   1,425,858x = 8,818,904,272,896
5. Step 5: Solve for x
   x = 8,818,904,272,896/1,425,858
6. Step 6: Final answer
   x = 6,184,980.74