Finding the Third Proportional to 5,919,107 and 12,736,558

Step by Step Solution

1. Step 1: Write the proportion equation
   5,919,107 : 12,736,558 = 12,736,558 : x
2. Step 2: Convert to fraction form
   5,919,107/12,736,558 = 12,736,558/x
3. Step 3: Cross multiply
   5,919,107x = 12,736,558 × 12,736,558
4. Step 4: Simplify right side
   5,919,107x = 162,219,909,687,364
5. Step 5: Solve for x
   x = 162,219,909,687,364/5,919,107
6. Step 6: Final answer
   x = 27,406,145.84