Finding the Fourth Proportional to 276,701,339,613.99, 415,070,221,134.15 and 72,499,526,442.42

Step by Step Solution

1. Step 1: Write the proportion equation
   276,701,339,613.99 : 415,070,221,134.15 = 72,499,526,442.42 : x
2. Step 2: Convert to fraction form
   276,701,339,613.99/415,070,221,134.15 = 72,499,526,442.42/x
3. Step 3: Cross multiply
   276,701,339,613.99x = 415,070,221,134.15 × 72,499,526,442.42
4. Step 4: Simplify right side
   276,701,339,613.99x = 30,092,394,472,576,426,967,040
5. Step 5: Solve for x
   x = 30,092,394,472,576,426,967,040/276,701,339,613.99
6. Step 6: Final answer
   x = 108,754,061,380.97