Finding the Third Proportional to 858,036 and 1,880,916

Step by Step Solution

1. Step 1: Write the proportion equation
   858,036 : 1,880,916 = 1,880,916 : x
2. Step 2: Convert to fraction form
   858,036/1,880,916 = 1,880,916/x
3. Step 3: Cross multiply
   858,036x = 1,880,916 × 1,880,916
4. Step 4: Simplify right side
   858,036x = 3,537,844,999,056
5. Step 5: Solve for x
   x = 3,537,844,999,056/858,036
6. Step 6: Final answer
   x = 4,123,189.47