Finding the Third Proportional to 854,921 and 1,334,140

Step by Step Solution

1. Step 1: Write the proportion equation
   854,921 : 1,334,140 = 1,334,140 : x
2. Step 2: Convert to fraction form
   854,921/1,334,140 = 1,334,140/x
3. Step 3: Cross multiply
   854,921x = 1,334,140 × 1,334,140
4. Step 4: Simplify right side
   854,921x = 1,779,929,539,600
5. Step 5: Solve for x
   x = 1,779,929,539,600/854,921
6. Step 6: Final answer
   x = 2,081,981.31