Finding the Third Proportional to 67,689,608 and 103,120,716

Step by Step Solution

1. Step 1: Write the proportion equation
   67,689,608 : 103,120,716 = 103,120,716 : x
2. Step 2: Convert to fraction form
   67,689,608/103,120,716 = 103,120,716/x
3. Step 3: Cross multiply
   67,689,608x = 103,120,716 × 103,120,716
4. Step 4: Simplify right side
   67,689,608x = 10,633,882,068,352,656
5. Step 5: Solve for x
   x = 10,633,882,068,352,656/67,689,608
6. Step 6: Final answer
   x = 157,097,704.99