Finding the Third Proportional to 6,286,380,518 and 10,476,669,441

Step by Step Solution

1. Step 1: Write the proportion equation
   6,286,380,518 : 10,476,669,441 = 10,476,669,441 : x
2. Step 2: Convert to fraction form
   6,286,380,518/10,476,669,441 = 10,476,669,441/x
3. Step 3: Cross multiply
   6,286,380,518x = 10,476,669,441 × 10,476,669,441
4. Step 4: Simplify right side
   6,286,380,518x = 109,760,602,575,983,247,360
5. Step 5: Solve for x
   x = 109,760,602,575,983,247,360/6,286,380,518
6. Step 6: Final answer
   x = 17,460,063,427.87