Finding the Third Proportional to 1,879,688 and 2,820,108

Step by Step Solution

1. Step 1: Write the proportion equation
   1,879,688 : 2,820,108 = 2,820,108 : x
2. Step 2: Convert to fraction form
   1,879,688/2,820,108 = 2,820,108/x
3. Step 3: Cross multiply
   1,879,688x = 2,820,108 × 2,820,108
4. Step 4: Simplify right side
   1,879,688x = 7,953,009,131,664
5. Step 5: Solve for x
   x = 7,953,009,131,664/1,879,688
6. Step 6: Final answer
   x = 4,231,026.18