Finding the Third Proportional to 837,639,981 and 1,841,443,821

Step by Step Solution

1. Step 1: Write the proportion equation
   837,639,981 : 1,841,443,821 = 1,841,443,821 : x
2. Step 2: Convert to fraction form
   837,639,981/1,841,443,821 = 1,841,443,821/x
3. Step 3: Cross multiply
   837,639,981x = 1,841,443,821 × 1,841,443,821
4. Step 4: Simplify right side
   837,639,981x = 3,390,915,345,899,080,192
5. Step 5: Solve for x
   x = 3,390,915,345,899,080,192/837,639,981
6. Step 6: Final answer
   x = 4,048,177,525.92