Finding the Third Proportional to 798,112 and 1,205,453

Step by Step Solution

1. Step 1: Write the proportion equation
   798,112 : 1,205,453 = 1,205,453 : x
2. Step 2: Convert to fraction form
   798,112/1,205,453 = 1,205,453/x
3. Step 3: Cross multiply
   798,112x = 1,205,453 × 1,205,453
4. Step 4: Simplify right side
   798,112x = 1,453,116,935,209
5. Step 5: Solve for x
   x = 1,453,116,935,209/798,112
6. Step 6: Final answer
   x = 1,820,693.00