Finding the Third Proportional to 2,961,218 and 6,429,820

Step by Step Solution

1. Step 1: Write the proportion equation
   2,961,218 : 6,429,820 = 6,429,820 : x
2. Step 2: Convert to fraction form
   2,961,218/6,429,820 = 6,429,820/x
3. Step 3: Cross multiply
   2,961,218x = 6,429,820 × 6,429,820
4. Step 4: Simplify right side
   2,961,218x = 41,342,585,232,400
5. Step 5: Solve for x
   x = 41,342,585,232,400/2,961,218
6. Step 6: Final answer
   x = 13,961,344.70