Finding the Third Proportional to 1,877,328 and 2,690,208

Step by Step Solution

1. Step 1: Write the proportion equation
   1,877,328 : 2,690,208 = 2,690,208 : x
2. Step 2: Convert to fraction form
   1,877,328/2,690,208 = 2,690,208/x
3. Step 3: Cross multiply
   1,877,328x = 2,690,208 × 2,690,208
4. Step 4: Simplify right side
   1,877,328x = 7,237,219,083,264
5. Step 5: Solve for x
   x = 7,237,219,083,264/1,877,328
6. Step 6: Final answer
   x = 3,855,063.73