Finding the Third Proportional to 3,151,380 and 4,888,938

Step by Step Solution

1. Step 1: Write the proportion equation
   3,151,380 : 4,888,938 = 4,888,938 : x
2. Step 2: Convert to fraction form
   3,151,380/4,888,938 = 4,888,938/x
3. Step 3: Cross multiply
   3,151,380x = 4,888,938 × 4,888,938
4. Step 4: Simplify right side
   3,151,380x = 23,901,714,767,844
5. Step 5: Solve for x
   x = 23,901,714,767,844/3,151,380
6. Step 6: Final answer
   x = 7,584,523.21