Finding the Third Proportional to 1,184,438 and 1,688,074

Step by Step Solution

1. Step 1: Write the proportion equation
   1,184,438 : 1,688,074 = 1,688,074 : x
2. Step 2: Convert to fraction form
   1,184,438/1,688,074 = 1,688,074/x
3. Step 3: Cross multiply
   1,184,438x = 1,688,074 × 1,688,074
4. Step 4: Simplify right side
   1,184,438x = 2,849,593,829,476
5. Step 5: Solve for x
   x = 2,849,593,829,476/1,184,438
6. Step 6: Final answer
   x = 2,405,861.54