Finding the Third Proportional to 1,197,280 and 1,858,878

Step by Step Solution

1. Step 1: Write the proportion equation
   1,197,280 : 1,858,878 = 1,858,878 : x
2. Step 2: Convert to fraction form
   1,197,280/1,858,878 = 1,858,878/x
3. Step 3: Cross multiply
   1,197,280x = 1,858,878 × 1,858,878
4. Step 4: Simplify right side
   1,197,280x = 3,455,427,418,884
5. Step 5: Solve for x
   x = 3,455,427,418,884/1,197,280
6. Step 6: Final answer
   x = 2,886,064.60