Finding the Third Proportional to 849,678 and 1,853,940

Step by Step Solution

1. Step 1: Write the proportion equation
   849,678 : 1,853,940 = 1,853,940 : x
2. Step 2: Convert to fraction form
   849,678/1,853,940 = 1,853,940/x
3. Step 3: Cross multiply
   849,678x = 1,853,940 × 1,853,940
4. Step 4: Simplify right side
   849,678x = 3,437,093,523,600
5. Step 5: Solve for x
   x = 3,437,093,523,600/849,678
6. Step 6: Final answer
   x = 4,045,171.85