Finding the Third Proportional to 324,788,648 and 766,443,068

Step by Step Solution

1. Step 1: Write the proportion equation
   324,788,648 : 766,443,068 = 766,443,068 : x
2. Step 2: Convert to fraction form
   324,788,648/766,443,068 = 766,443,068/x
3. Step 3: Cross multiply
   324,788,648x = 766,443,068 × 766,443,068
4. Step 4: Simplify right side
   324,788,648x = 587,434,976,485,252,608
5. Step 5: Solve for x
   x = 587,434,976,485,252,608/324,788,648
6. Step 6: Final answer
   x = 1,808,668,437.47