Finding the Third Proportional to 871,886 and 1,881,364

Step by Step Solution

1. Step 1: Write the proportion equation
   871,886 : 1,881,364 = 1,881,364 : x
2. Step 2: Convert to fraction form
   871,886/1,881,364 = 1,881,364/x
3. Step 3: Cross multiply
   871,886x = 1,881,364 × 1,881,364
4. Step 4: Simplify right side
   871,886x = 3,539,530,500,496
5. Step 5: Solve for x
   x = 3,539,530,500,496/871,886
6. Step 6: Final answer
   x = 4,059,625.34