Finding the Third Proportional to 1,019,574,617.50 and 1,574,401,541.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,019,574,617.50 : 1,574,401,541.50 = 1,574,401,541.50 : x
2. Step 2: Convert to fraction form
   1,019,574,617.50/1,574,401,541.50 = 1,574,401,541.50/x
3. Step 3: Cross multiply
   1,019,574,617.50x = 1,574,401,541.50 × 1,574,401,541.50
4. Step 4: Simplify right side
   1,019,574,617.50x = 2,478,740,213,877,576,192
5. Step 5: Solve for x
   x = 2,478,740,213,877,576,192/1,019,574,617.50
6. Step 6: Final answer
   x = 2,431,151,356.00