Finding the Third Proportional to 627,412,128 and 949,187,550

Step by Step Solution

1. Step 1: Write the proportion equation
   627,412,128 : 949,187,550 = 949,187,550 : x
2. Step 2: Convert to fraction form
   627,412,128/949,187,550 = 949,187,550/x
3. Step 3: Cross multiply
   627,412,128x = 949,187,550 × 949,187,550
4. Step 4: Simplify right side
   627,412,128x = 900,957,005,075,002,496
5. Step 5: Solve for x
   x = 900,957,005,075,002,496/627,412,128
6. Step 6: Final answer
   x = 1,435,989,144.72