Finding the Third Proportional to 1,301,820 and 2,820,156

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301,820 : 2,820,156 = 2,820,156 : x
2. Step 2: Convert to fraction form
   1,301,820/2,820,156 = 2,820,156/x
3. Step 3: Cross multiply
   1,301,820x = 2,820,156 × 2,820,156
4. Step 4: Simplify right side
   1,301,820x = 7,953,279,864,336
5. Step 5: Solve for x
   x = 7,953,279,864,336/1,301,820
6. Step 6: Final answer
   x = 6,109,354.49