Finding the Third Proportional to 1,207,040 and 2,646,208

Step by Step Solution

1. Step 1: Write the proportion equation
   1,207,040 : 2,646,208 = 2,646,208 : x
2. Step 2: Convert to fraction form
   1,207,040/2,646,208 = 2,646,208/x
3. Step 3: Cross multiply
   1,207,040x = 2,646,208 × 2,646,208
4. Step 4: Simplify right side
   1,207,040x = 7,002,416,779,264
5. Step 5: Solve for x
   x = 7,002,416,779,264/1,207,040
6. Step 6: Final answer
   x = 5,801,312.95