Finding the Third Proportional to 6,287,960 and 12,807,140

Step by Step Solution

1. Step 1: Write the proportion equation
   6,287,960 : 12,807,140 = 12,807,140 : x
2. Step 2: Convert to fraction form
   6,287,960/12,807,140 = 12,807,140/x
3. Step 3: Cross multiply
   6,287,960x = 12,807,140 × 12,807,140
4. Step 4: Simplify right side
   6,287,960x = 164,022,834,979,600
5. Step 5: Solve for x
   x = 164,022,834,979,600/6,287,960
6. Step 6: Final answer
   x = 26,085,222.39