Finding the Third Proportional to 966,663,679.50 and 1,431,870,756.75

Step by Step Solution

1. Step 1: Write the proportion equation
   966,663,679.50 : 1,431,870,756.75 = 1,431,870,756.75 : x
2. Step 2: Convert to fraction form
   966,663,679.50/1,431,870,756.75 = 1,431,870,756.75/x
3. Step 3: Cross multiply
   966,663,679.50x = 1,431,870,756.75 × 1,431,870,756.75
4. Step 4: Simplify right side
   966,663,679.50x = 2,050,253,864,035,817,728
5. Step 5: Solve for x
   x = 2,050,253,864,035,817,728/966,663,679.50
6. Step 6: Final answer
   x = 2,120,958,827.27