Finding the Third Proportional to 870,943 and 1,776,877

Step by Step Solution

1. Step 1: Write the proportion equation
   870,943 : 1,776,877 = 1,776,877 : x
2. Step 2: Convert to fraction form
   870,943/1,776,877 = 1,776,877/x
3. Step 3: Cross multiply
   870,943x = 1,776,877 × 1,776,877
4. Step 4: Simplify right side
   870,943x = 3,157,291,873,129
5. Step 5: Solve for x
   x = 3,157,291,873,129/870,943
6. Step 6: Final answer
   x = 3,625,141.80