Finding the Third Proportional to 1,184,448 and 1,688,085

Step by Step Solution

1. Step 1: Write the proportion equation
   1,184,448 : 1,688,085 = 1,688,085 : x
2. Step 2: Convert to fraction form
   1,184,448/1,688,085 = 1,688,085/x
3. Step 3: Cross multiply
   1,184,448x = 1,688,085 × 1,688,085
4. Step 4: Simplify right side
   1,184,448x = 2,849,630,967,225
5. Step 5: Solve for x
   x = 2,849,630,967,225/1,184,448
6. Step 6: Final answer
   x = 2,405,872.58