Finding the Third Proportional to 1,116,299 and 1,782,161

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,299 : 1,782,161 = 1,782,161 : x
2. Step 2: Convert to fraction form
   1,116,299/1,782,161 = 1,782,161/x
3. Step 3: Cross multiply
   1,116,299x = 1,782,161 × 1,782,161
4. Step 4: Simplify right side
   1,116,299x = 3,176,097,829,921
5. Step 5: Solve for x
   x = 3,176,097,829,921/1,116,299
6. Step 6: Final answer
   x = 2,845,203.51