Finding the Third Proportional to 3,445,638 and 5,134,787

Step by Step Solution

1. Step 1: Write the proportion equation
   3,445,638 : 5,134,787 = 5,134,787 : x
2. Step 2: Convert to fraction form
   3,445,638/5,134,787 = 5,134,787/x
3. Step 3: Cross multiply
   3,445,638x = 5,134,787 × 5,134,787
4. Step 4: Simplify right side
   3,445,638x = 26,366,037,535,369
5. Step 5: Solve for x
   x = 26,366,037,535,369/3,445,638
6. Step 6: Final answer
   x = 7,652,004.52