Finding the Third Proportional to 1,421,358 and 2,320,702

Step by Step Solution

1. Step 1: Write the proportion equation
   1,421,358 : 2,320,702 = 2,320,702 : x
2. Step 2: Convert to fraction form
   1,421,358/2,320,702 = 2,320,702/x
3. Step 3: Cross multiply
   1,421,358x = 2,320,702 × 2,320,702
4. Step 4: Simplify right side
   1,421,358x = 5,385,657,772,804
5. Step 5: Solve for x
   x = 5,385,657,772,804/1,421,358
6. Step 6: Final answer
   x = 3,789,093.09