Finding the Third Proportional to 528,770 and 1,117,818

Step by Step Solution

1. Step 1: Write the proportion equation
   528,770 : 1,117,818 = 1,117,818 : x
2. Step 2: Convert to fraction form
   528,770/1,117,818 = 1,117,818/x
3. Step 3: Cross multiply
   528,770x = 1,117,818 × 1,117,818
4. Step 4: Simplify right side
   528,770x = 1,249,517,081,124
5. Step 5: Solve for x
   x = 1,249,517,081,124/528,770
6. Step 6: Final answer
   x = 2,363,063.49