Finding the Third Proportional to 1,019,574,644.50 and 1,574,401,685.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,019,574,644.50 : 1,574,401,685.50 = 1,574,401,685.50 : x
2. Step 2: Convert to fraction form
   1,019,574,644.50/1,574,401,685.50 = 1,574,401,685.50/x
3. Step 3: Cross multiply
   1,019,574,644.50x = 1,574,401,685.50 × 1,574,401,685.50
4. Step 4: Simplify right side
   1,019,574,644.50x = 2,478,740,667,305,241,088
5. Step 5: Solve for x
   x = 2,478,740,667,305,241,088/1,019,574,644.50
6. Step 6: Final answer
   x = 2,431,151,736.34