Finding the Third Proportional to 28,126,846 and 42,265,170

Step by Step Solution

1. Step 1: Write the proportion equation
   28,126,846 : 42,265,170 = 42,265,170 : x
2. Step 2: Convert to fraction form
   28,126,846/42,265,170 = 42,265,170/x
3. Step 3: Cross multiply
   28,126,846x = 42,265,170 × 42,265,170
4. Step 4: Simplify right side
   28,126,846x = 1,786,344,595,128,900
5. Step 5: Solve for x
   x = 1,786,344,595,128,900/28,126,846
6. Step 6: Final answer
   x = 63,510,305.96