Finding the Third Proportional to 1,835,415 and 3,936,465

Step by Step Solution

1. Step 1: Write the proportion equation
   1,835,415 : 3,936,465 = 3,936,465 : x
2. Step 2: Convert to fraction form
   1,835,415/3,936,465 = 3,936,465/x
3. Step 3: Cross multiply
   1,835,415x = 3,936,465 × 3,936,465
4. Step 4: Simplify right side
   1,835,415x = 15,495,756,696,225
5. Step 5: Solve for x
   x = 15,495,756,696,225/1,835,415
6. Step 6: Final answer
   x = 8,442,644.69