Finding the Third Proportional to 1,574,139 and 2,430,777

Step by Step Solution

1. Step 1: Write the proportion equation
   1,574,139 : 2,430,777 = 2,430,777 : x
2. Step 2: Convert to fraction form
   1,574,139/2,430,777 = 2,430,777/x
3. Step 3: Cross multiply
   1,574,139x = 2,430,777 × 2,430,777
4. Step 4: Simplify right side
   1,574,139x = 5,908,676,823,729
5. Step 5: Solve for x
   x = 5,908,676,823,729/1,574,139
6. Step 6: Final answer
   x = 3,753,592.80