Finding the Third Proportional to 1,247,638 and 1,880,332

Step by Step Solution

1. Step 1: Write the proportion equation
   1,247,638 : 1,880,332 = 1,880,332 : x
2. Step 2: Convert to fraction form
   1,247,638/1,880,332 = 1,880,332/x
3. Step 3: Cross multiply
   1,247,638x = 1,880,332 × 1,880,332
4. Step 4: Simplify right side
   1,247,638x = 3,535,648,430,224
5. Step 5: Solve for x
   x = 3,535,648,430,224/1,247,638
6. Step 6: Final answer
   x = 2,833,873.63