Finding the Third Proportional to 843,340 and 1,807,208

Step by Step Solution

1. Step 1: Write the proportion equation
   843,340 : 1,807,208 = 1,807,208 : x
2. Step 2: Convert to fraction form
   843,340/1,807,208 = 1,807,208/x
3. Step 3: Cross multiply
   843,340x = 1,807,208 × 1,807,208
4. Step 4: Simplify right side
   843,340x = 3,266,000,755,264
5. Step 5: Solve for x
   x = 3,266,000,755,264/843,340
6. Step 6: Final answer
   x = 3,872,697.55