Finding the Fourth Proportional to 3,836,788,139.34, 5,294,204,072.91 and 2,143,034,127.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,836,788,139.34 : 5,294,204,072.91 = 2,143,034,127.18 : x
2. Step 2: Convert to fraction form
   3,836,788,139.34/5,294,204,072.91 = 2,143,034,127.18/x
3. Step 3: Cross multiply
   3,836,788,139.34x = 5,294,204,072.91 × 2,143,034,127.18
4. Step 4: Simplify right side
   3,836,788,139.34x = 11,345,660,004,501,483,520
5. Step 5: Solve for x
   x = 11,345,660,004,501,483,520/3,836,788,139.34
6. Step 6: Final answer
   x = 2,957,072,319.99