Finding the Third Proportional to 3,417,815,139 and 7,016,818,854

Step by Step Solution

1. Step 1: Write the proportion equation
   3,417,815,139 : 7,016,818,854 = 7,016,818,854 : x
2. Step 2: Convert to fraction form
   3,417,815,139/7,016,818,854 = 7,016,818,854/x
3. Step 3: Cross multiply
   3,417,815,139x = 7,016,818,854 × 7,016,818,854
4. Step 4: Simplify right side
   3,417,815,139x = 49,235,746,829,849,870,336
5. Step 5: Solve for x
   x = 49,235,746,829,849,870,336/3,417,815,139
6. Step 6: Final answer
   x = 14,405,620,206.91