Finding the Third Proportional to 1,184,628 and 1,688,334

Step by Step Solution

1. Step 1: Write the proportion equation
   1,184,628 : 1,688,334 = 1,688,334 : x
2. Step 2: Convert to fraction form
   1,184,628/1,688,334 = 1,688,334/x
3. Step 3: Cross multiply
   1,184,628x = 1,688,334 × 1,688,334
4. Step 4: Simplify right side
   1,184,628x = 2,850,471,695,556
5. Step 5: Solve for x
   x = 2,850,471,695,556/1,184,628
6. Step 6: Final answer
   x = 2,406,216.72