Finding the Third Proportional to 1,779,656 and 4,199,264

Step by Step Solution

1. Step 1: Write the proportion equation
   1,779,656 : 4,199,264 = 4,199,264 : x
2. Step 2: Convert to fraction form
   1,779,656/4,199,264 = 4,199,264/x
3. Step 3: Cross multiply
   1,779,656x = 4,199,264 × 4,199,264
4. Step 4: Simplify right side
   1,779,656x = 17,633,818,141,696
5. Step 5: Solve for x
   x = 17,633,818,141,696/1,779,656
6. Step 6: Final answer
   x = 9,908,554.32