Finding the Third Proportional to 751,860 and 1,621,084

Step by Step Solution

1. Step 1: Write the proportion equation
   751,860 : 1,621,084 = 1,621,084 : x
2. Step 2: Convert to fraction form
   751,860/1,621,084 = 1,621,084/x
3. Step 3: Cross multiply
   751,860x = 1,621,084 × 1,621,084
4. Step 4: Simplify right side
   751,860x = 2,627,913,335,056
5. Step 5: Solve for x
   x = 2,627,913,335,056/751,860
6. Step 6: Final answer
   x = 3,495,216.31