Finding the Third Proportional to 28,866,630 and 62,815,155

Step by Step Solution

1. Step 1: Write the proportion equation
   28,866,630 : 62,815,155 = 62,815,155 : x
2. Step 2: Convert to fraction form
   28,866,630/62,815,155 = 62,815,155/x
3. Step 3: Cross multiply
   28,866,630x = 62,815,155 × 62,815,155
4. Step 4: Simplify right side
   28,866,630x = 3,945,743,697,674,025
5. Step 5: Solve for x
   x = 3,945,743,697,674,025/28,866,630
6. Step 6: Final answer
   x = 136,688,754.37