Finding the Third Proportional to 870,800 and 1,345,034

Step by Step Solution

1. Step 1: Write the proportion equation
   870,800 : 1,345,034 = 1,345,034 : x
2. Step 2: Convert to fraction form
   870,800/1,345,034 = 1,345,034/x
3. Step 3: Cross multiply
   870,800x = 1,345,034 × 1,345,034
4. Step 4: Simplify right side
   870,800x = 1,809,116,461,156
5. Step 5: Solve for x
   x = 1,809,116,461,156/870,800
6. Step 6: Final answer
   x = 2,077,533.83