Finding the Third Proportional to 658,044 and 1,428,840

Step by Step Solution

1. Step 1: Write the proportion equation
   658,044 : 1,428,840 = 1,428,840 : x
2. Step 2: Convert to fraction form
   658,044/1,428,840 = 1,428,840/x
3. Step 3: Cross multiply
   658,044x = 1,428,840 × 1,428,840
4. Step 4: Simplify right side
   658,044x = 2,041,583,745,600
5. Step 5: Solve for x
   x = 2,041,583,745,600/658,044
6. Step 6: Final answer
   x = 3,102,503.40