Finding the Third Proportional to 6,426,783 and 13,386,222

Step by Step Solution

1. Step 1: Write the proportion equation
   6,426,783 : 13,386,222 = 13,386,222 : x
2. Step 2: Convert to fraction form
   6,426,783/13,386,222 = 13,386,222/x
3. Step 3: Cross multiply
   6,426,783x = 13,386,222 × 13,386,222
4. Step 4: Simplify right side
   6,426,783x = 179,190,939,433,284
5. Step 5: Solve for x
   x = 179,190,939,433,284/6,426,783
6. Step 6: Final answer
   x = 27,881,902.88