Finding the Third Proportional to 1,139,212 and 2,425,664

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,212 : 2,425,664 = 2,425,664 : x
2. Step 2: Convert to fraction form
   1,139,212/2,425,664 = 2,425,664/x
3. Step 3: Cross multiply
   1,139,212x = 2,425,664 × 2,425,664
4. Step 4: Simplify right side
   1,139,212x = 5,883,845,840,896
5. Step 5: Solve for x
   x = 5,883,845,840,896/1,139,212
6. Step 6: Final answer
   x = 5,164,838.36