Finding the Third Proportional to 862,473,442 and 1,876,061,149

Step by Step Solution

1. Step 1: Write the proportion equation
   862,473,442 : 1,876,061,149 = 1,876,061,149 : x
2. Step 2: Convert to fraction form
   862,473,442/1,876,061,149 = 1,876,061,149/x
3. Step 3: Cross multiply
   862,473,442x = 1,876,061,149 × 1,876,061,149
4. Step 4: Simplify right side
   862,473,442x = 3,519,605,434,787,200,000
5. Step 5: Solve for x
   x = 3,519,605,434,787,200,000/862,473,442
6. Step 6: Final answer
   x = 4,080,827,609.75