Finding the Third Proportional to 985,028 and 2,142,584

Step by Step Solution

1. Step 1: Write the proportion equation
   985,028 : 2,142,584 = 2,142,584 : x
2. Step 2: Convert to fraction form
   985,028/2,142,584 = 2,142,584/x
3. Step 3: Cross multiply
   985,028x = 2,142,584 × 2,142,584
4. Step 4: Simplify right side
   985,028x = 4,590,666,197,056
5. Step 5: Solve for x
   x = 4,590,666,197,056/985,028
6. Step 6: Final answer
   x = 4,660,442.34