Finding the Third Proportional to 1,387,293,567 and 2,004,399,553.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,387,293,567 : 2,004,399,553.50 = 2,004,399,553.50 : x
2. Step 2: Convert to fraction form
   1,387,293,567/2,004,399,553.50 = 2,004,399,553.50/x
3. Step 3: Cross multiply
   1,387,293,567x = 2,004,399,553.50 × 2,004,399,553.50
4. Step 4: Simplify right side
   1,387,293,567x = 4,017,617,570,070,999,552
5. Step 5: Solve for x
   x = 4,017,617,570,070,999,552/1,387,293,567
6. Step 6: Final answer
   x = 2,896,011,100.78