Finding the Third Proportional to 1,184,636 and 1,688,346

Step by Step Solution

1. Step 1: Write the proportion equation
   1,184,636 : 1,688,346 = 1,688,346 : x
2. Step 2: Convert to fraction form
   1,184,636/1,688,346 = 1,688,346/x
3. Step 3: Cross multiply
   1,184,636x = 1,688,346 × 1,688,346
4. Step 4: Simplify right side
   1,184,636x = 2,850,512,215,716
5. Step 5: Solve for x
   x = 2,850,512,215,716/1,184,636
6. Step 6: Final answer
   x = 2,406,234.67