Finding the Third Proportional to 28,882,636 and 63,434,288

Step by Step Solution

1. Step 1: Write the proportion equation
   28,882,636 : 63,434,288 = 63,434,288 : x
2. Step 2: Convert to fraction form
   28,882,636/63,434,288 = 63,434,288/x
3. Step 3: Cross multiply
   28,882,636x = 63,434,288 × 63,434,288
4. Step 4: Simplify right side
   28,882,636x = 4,023,908,894,066,944
5. Step 5: Solve for x
   x = 4,023,908,894,066,944/28,882,636
6. Step 6: Final answer
   x = 139,319,309.15