Finding the Fourth Proportional to 3,320,139,697.89, 4,981,081,778.47 and 1,193,200,139.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,320,139,697.89 : 4,981,081,778.47 = 1,193,200,139.42 : x
2. Step 2: Convert to fraction form
   3,320,139,697.89/4,981,081,778.47 = 1,193,200,139.42/x
3. Step 3: Cross multiply
   3,320,139,697.89x = 4,981,081,778.47 × 1,193,200,139.42
4. Step 4: Simplify right side
   3,320,139,697.89x = 5,943,427,472,527,901,696
5. Step 5: Solve for x
   x = 5,943,427,472,527,901,696/3,320,139,697.89
6. Step 6: Final answer
   x = 1,790,113,673.93