Finding the Third Proportional to 985,144 and 2,127,460

Step by Step Solution

1. Step 1: Write the proportion equation
   985,144 : 2,127,460 = 2,127,460 : x
2. Step 2: Convert to fraction form
   985,144/2,127,460 = 2,127,460/x
3. Step 3: Cross multiply
   985,144x = 2,127,460 × 2,127,460
4. Step 4: Simplify right side
   985,144x = 4,526,086,051,600
5. Step 5: Solve for x
   x = 4,526,086,051,600/985,144
6. Step 6: Final answer
   x = 4,594,339.56