Finding the Third Proportional to 1,274,360 and 1,988,964

Step by Step Solution

1. Step 1: Write the proportion equation
   1,274,360 : 1,988,964 = 1,988,964 : x
2. Step 2: Convert to fraction form
   1,274,360/1,988,964 = 1,988,964/x
3. Step 3: Cross multiply
   1,274,360x = 1,988,964 × 1,988,964
4. Step 4: Simplify right side
   1,274,360x = 3,955,977,793,296
5. Step 5: Solve for x
   x = 3,955,977,793,296/1,274,360
6. Step 6: Final answer
   x = 3,104,285.91