Finding the Third Proportional to 1,184,632 and 1,688,340

Step by Step Solution

1. Step 1: Write the proportion equation
   1,184,632 : 1,688,340 = 1,688,340 : x
2. Step 2: Convert to fraction form
   1,184,632/1,688,340 = 1,688,340/x
3. Step 3: Cross multiply
   1,184,632x = 1,688,340 × 1,688,340
4. Step 4: Simplify right side
   1,184,632x = 2,850,491,955,600
5. Step 5: Solve for x
   x = 2,850,491,955,600/1,184,632
6. Step 6: Final answer
   x = 2,406,225.69