Finding the Third Proportional to 1,019,574,726.50 and 1,574,401,808.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,019,574,726.50 : 1,574,401,808.50 = 1,574,401,808.50 : x
2. Step 2: Convert to fraction form
   1,019,574,726.50/1,574,401,808.50 = 1,574,401,808.50/x
3. Step 3: Cross multiply
   1,019,574,726.50x = 1,574,401,808.50 × 1,574,401,808.50
4. Step 4: Simplify right side
   1,019,574,726.50x = 2,478,741,054,608,070,656
5. Step 5: Solve for x
   x = 2,478,741,054,608,070,656/1,019,574,726.50
6. Step 6: Final answer
   x = 2,431,151,920.68